{"id":3554041,"date":"2019-08-13T04:00:09","date_gmt":"2019-08-13T09:00:09","guid":{"rendered":"https:\/\/www.fractuslearning.com\/?p=3554041"},"modified":"2023-09-20T11:29:37","modified_gmt":"2023-09-20T16:29:37","slug":"optical-illusions","status":"publish","type":"post","link":"https:\/\/www.fractuslearning.com\/optical-illusions\/","title":{"rendered":"Optical Illusions For Kids &#8211; All Free and Cool!"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"3554041\" class=\"elementor elementor-3554041\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-18c75e1 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"18c75e1\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-3d1181c\" data-id=\"3d1181c\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1f4223e elementor-widget elementor-widget-html\" data-id=\"1f4223e\" data-element_type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<div style=\"display:none;\" aria-hidden=\"true\" data-nosnippet=\"true\"> \n<!--For CTRTester - don't touch code -->\n<h1 class=\"simpletoc-hidden\">optical illusions for how symbols can kid. <\/h1>\n<h2 class=\"simpletoc-hidden\">arts, illusion, spinning wheels. <\/h2>\n<h2 class=\"simpletoc-hidden\">darker, geometry, children's. <\/h2>\n<h2 class=\"simpletoc-hidden\">bootcamp, parallel, kids. <\/h2>\n<h2 class=\"simpletoc-hidden\">photoshop, crafts, children's. <\/h2>\n<h2 class=\"simpletoc-hidden\">idea, kid, spinning wheels. <\/h2>\n<h2 class=\"simpletoc-hidden\">optical illusions, kids optical illusion, child. <\/h2>\n<h2 class=\"simpletoc-hidden\">fun, knot, optical illusions for kids. <\/h2>\n<h2 class=\"simpletoc-hidden\">optical illusion kids, stories, geometry. <\/h2>\n<h2 class=\"simpletoc-hidden\">grammar, home, optical. <\/h2>\n<h4 class=\"simpletoc-hidden\">when, senses, picture, popular, kid, optical illusion kids, parallel, spinning wheels, brain. <\/h4>\n<!-- End CTRTester -->\n\n<\/div>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cb3a21d elementor-widget elementor-widget-text-editor\" data-id=\"cb3a21d\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.18.0 - 20-12-2023 *\/\n.elementor-widget-text-editor.elementor-drop-cap-view-stacked .elementor-drop-cap{background-color:#69727d;color:#fff}.elementor-widget-text-editor.elementor-drop-cap-view-framed .elementor-drop-cap{color:#69727d;border:3px solid;background-color:transparent}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap{margin-top:8px}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap-letter{width:1em;height:1em}.elementor-widget-text-editor .elementor-drop-cap{float:left;text-align:center;line-height:1;font-size:50px}.elementor-widget-text-editor .elementor-drop-cap-letter{display:inline-block}<\/style>\t\t\t\t<p><span data-contrast=\"auto\">Optical illusions are fun ways to\u00a0<\/span><span data-contrast=\"auto\">improve kids<\/span><span data-contrast=\"auto\">\u2019<\/span><span data-contrast=\"auto\">\u00a0cognitive abilities.\u00a0<\/span><span data-contrast=\"auto\">An optical illusion image stimulates<\/span><span data-contrast=\"auto\">\u00a0<\/span><span data-contrast=\"auto\">problem<\/span><span data-contrast=\"auto\">&#8211;<\/span><span data-contrast=\"auto\">solving<\/span><span data-contrast=\"auto\">\u00a0<\/span><span data-contrast=\"auto\">skills\u00a0<\/span><span data-contrast=\"auto\">and\u00a0<\/span><span data-contrast=\"auto\">visual\u00a0<\/span><span data-contrast=\"auto\">memory recall<\/span><span data-contrast=\"auto\">\u00a0because t<\/span><span data-contrast=\"auto\">he child\u00a0<\/span><span data-contrast=\"auto\">will want to figure out how it works.\u00a0<\/span><span data-contrast=\"auto\">\u00a0<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p><p><span data-contrast=\"auto\">Optical illus<\/span><span data-contrast=\"auto\">ions\u00a0<\/span><span data-contrast=\"auto\">are caused when the brain interprets the object<\/span><span data-contrast=\"auto\">\u00a0that<\/span><span data-contrast=\"auto\">\u00a0the eyes see differently.\u00a0<\/span><span data-contrast=\"auto\">The rods and cones are the optic receptors in the eyes<\/span><span data-contrast=\"auto\">.\u00a0<\/span><span data-contrast=\"auto\">What the eyes see is transformed into the brain\u00a0<\/span><span data-contrast=\"auto\">as electric impulses<\/span><span data-contrast=\"auto\">\u00a0which the brain interprets<\/span><span data-contrast=\"auto\">.\u00a0<\/span><span data-contrast=\"auto\">The brain tries to make sense of what the eyes\u00a0<\/span><span data-contrast=\"auto\">see. Optical illusions present something unusual to the brain.\u00a0<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p><p><span data-contrast=\"auto\">Illusions aren&#8217;t hallucinations. An optical illusion is seeing an object differently, whereas a hallucination is viewing an object that isn&#8217;t there.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p><p><span data-contrast=\"auto\">The three types of optic<\/span><span data-contrast=\"auto\">al illusions are literal,<\/span><span data-contrast=\"auto\">\u00a0cognitive, and<\/span><span data-contrast=\"auto\">\u00a0physi<\/span><span data-contrast=\"auto\">ological.\u00a0<\/span><span data-contrast=\"auto\">A literal illusion is seeing an\u00a0<\/span><span data-contrast=\"auto\">image<\/span><span data-contrast=\"auto\">\u00a0as something different than the<\/span><span data-contrast=\"auto\">\u00a0image or<\/span><span data-contrast=\"auto\">\u00a0<\/span><span data-contrast=\"auto\">images\u00a0<\/span><span data-contrast=\"auto\">displayed<\/span><span data-contrast=\"auto\">.\u00a0<\/span><span data-contrast=\"auto\">Although the images exist, what you see is based on your perception.\u00a0<\/span><span data-contrast=\"auto\">A cognitive illusion is\u00a0<\/span><span data-contrast=\"auto\">h<\/span><span data-contrast=\"auto\">ow the brain interprets something new that wasn&#8217;t explained<\/span><span data-contrast=\"auto\">. It reveals<\/span><span data-contrast=\"auto\">\u00a0how the mind relates one object to another and wha<\/span><span data-contrast=\"auto\">t it\u2019s subconsciously thinking.\u00a0<\/span><span data-contrast=\"auto\">With a physiological illusion<\/span><span data-contrast=\"auto\">,<\/span><span data-contrast=\"auto\">\u00a0the brain is confused by what the eye sees with l<\/span><span data-contrast=\"auto\">ight, color, size, movement, and dimension<\/span><span data-contrast=\"auto\">.\u00a0<\/span><span data-contrast=\"auto\">The brain rectifies its confusion and\u00a0<\/span><span data-contrast=\"auto\">then interprets what the eye saw, which isn&#8217;t physiologically possibl<\/span><span data-contrast=\"auto\">e<\/span><span data-contrast=\"auto\">.\u00a0<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p><p><span data-contrast=\"auto\">The\u00a0<\/span><a href=\"http:\/\/www.archimedes-lab.org\/vintage_optical_illusions.html\" target=\"_blank\" rel=\"nofollow noopener\"><span data-contrast=\"none\">first known optical illusion<\/span><\/a><span data-contrast=\"auto\">\u00a0created was about 25<\/span><span data-contrast=\"auto\">00 years ago on the island of Lesbos in Greece. The coin shows the two animals facing each other forms a wolf face facing forward.\u00a0<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-f283f6f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"f283f6f\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-089bd97\" data-id=\"089bd97\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2fe62fa elementor-widget elementor-widget-heading\" data-id=\"2fe62fa\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.18.0 - 20-12-2023 *\/\n.elementor-heading-title{padding:0;margin:0;line-height:1}.elementor-widget-heading .elementor-heading-title[class*=elementor-size-]>a{color:inherit;font-size:inherit;line-height:inherit}.elementor-widget-heading .elementor-heading-title.elementor-size-small{font-size:15px}.elementor-widget-heading .elementor-heading-title.elementor-size-medium{font-size:19px}.elementor-widget-heading .elementor-heading-title.elementor-size-large{font-size:29px}.elementor-widget-heading .elementor-heading-title.elementor-size-xl{font-size:39px}.elementor-widget-heading .elementor-heading-title.elementor-size-xxl{font-size:59px}<\/style><h2 class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/www.fractuslearning.com\/optical-illusions\/\">Optical Illusions For Kids - Our Optical Illusions Pictures<\/a><\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-d9cc54f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"d9cc54f\" data-element_type=\"section\" data-settings=\"{&quot;shape_divider_top&quot;:&quot;opacity-tilt&quot;,&quot;shape_divider_bottom&quot;:&quot;curve&quot;}\">\n\t\t\t\t\t<div class=\"elementor-shape elementor-shape-top\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 2600 131.1\" preserveAspectRatio=\"none\">\n\t<path class=\"elementor-shape-fill\" d=\"M0 0L2600 0 2600 69.1 0 0z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.5\" d=\"M0 0L2600 0 2600 69.1 0 69.1z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.25\" d=\"M2600 0L0 0 0 130.1 2600 69.1z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t<div class=\"elementor-shape elementor-shape-bottom\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 1000 100\" preserveAspectRatio=\"none\">\n    <path class=\"elementor-shape-fill\" d=\"M1000,4.3V0H0v4.3C0.9,23.1,126.7,99.2,500,100S1000,22.7,1000,4.3z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-024dabf\" data-id=\"024dabf\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-aabd275 elementor-widget elementor-widget-image\" data-id=\"aabd275\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.18.0 - 20-12-2023 *\/\n.elementor-widget-image{text-align:center}.elementor-widget-image a{display:inline-block}.elementor-widget-image a img[src$=\".svg\"]{width:48px}.elementor-widget-image img{vertical-align:middle;display:inline-block}<\/style>\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"768\" height=\"481\" src=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Image-of-Confetti-Illusion-768x481.jpg\" class=\"attachment-medium_large size-medium_large wp-image-3554088\" alt=\"Image of Confetti Illusion\" srcset=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Image-of-Confetti-Illusion-768x481.jpg 768w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Image-of-Confetti-Illusion-150x94.jpg 150w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Image-of-Confetti-Illusion-360x225.jpg 360w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Image-of-Confetti-Illusion-500x313.jpg 500w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Image-of-Confetti-Illusion-250x157.jpg 250w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Image-of-Confetti-Illusion-767x480.jpg 767w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Image-of-Confetti-Illusion.jpg 960w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-942ffc8 elementor-widget elementor-widget-heading\" data-id=\"942ffc8\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Confetti Illusion<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-910a65e elementor-widget elementor-widget-text-editor\" data-id=\"910a65e\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span class=\"TextRun SCXW150802984 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW150802984 BCX0\">How many different colored circles do you see?<\/span><\/span><span class=\"EOP SCXW150802984 BCX0\" data-ccp-props=\"{\">\u00a0<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-af4b666 elementor-widget elementor-widget-toggle\" data-id=\"af4b666\" data-element_type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.18.0 - 20-12-2023 *\/\n.elementor-toggle{text-align:left}.elementor-toggle .elementor-tab-title{font-weight:700;line-height:1;margin:0;padding:15px;border-bottom:1px solid #d5d8dc;cursor:pointer;outline:none}.elementor-toggle .elementor-tab-title .elementor-toggle-icon{display:inline-block;width:1em}.elementor-toggle .elementor-tab-title .elementor-toggle-icon svg{margin-inline-start:-5px;width:1em;height:1em}.elementor-toggle .elementor-tab-title .elementor-toggle-icon.elementor-toggle-icon-right{float:right;text-align:right}.elementor-toggle .elementor-tab-title .elementor-toggle-icon.elementor-toggle-icon-left{float:left;text-align:left}.elementor-toggle .elementor-tab-title .elementor-toggle-icon .elementor-toggle-icon-closed{display:block}.elementor-toggle .elementor-tab-title .elementor-toggle-icon .elementor-toggle-icon-opened{display:none}.elementor-toggle .elementor-tab-title.elementor-active{border-bottom:none}.elementor-toggle .elementor-tab-title.elementor-active .elementor-toggle-icon-closed{display:none}.elementor-toggle .elementor-tab-title.elementor-active .elementor-toggle-icon-opened{display:block}.elementor-toggle .elementor-tab-content{padding:15px;border-bottom:1px solid #d5d8dc;display:none}@media (max-width:767px){.elementor-toggle .elementor-tab-title{padding:12px}.elementor-toggle .elementor-tab-content{padding:12px 10px}}.e-con-inner>.elementor-widget-toggle,.e-con>.elementor-widget-toggle{width:var(--container-widget-width);--flex-grow:var(--container-widget-flex-grow)}<\/style>\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1831\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-1831\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><svg class=\"e-font-icon-svg e-fas-caret-right\" viewBox=\"0 0 192 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M0 384.662V127.338c0-17.818 21.543-26.741 34.142-14.142l128.662 128.662c7.81 7.81 7.81 20.474 0 28.284L34.142 398.804C21.543 411.404 0 402.48 0 384.662z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><svg class=\"elementor-toggle-icon-opened e-font-icon-svg e-fas-caret-up\" viewBox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M288.662 352H31.338c-17.818 0-26.741-21.543-14.142-34.142l128.662-128.662c7.81-7.81 20.474-7.81 28.284 0l128.662 128.662c12.6 12.599 3.676 34.142-14.142 34.142z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Answer<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1831\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-1831\"><p><span class=\"TextRun SCXW68682901 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW68682901 BCX0\">The circles are all the same color.\u00a0<\/span><\/span><span class=\"TextRun SCXW68682901 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW68682901 BCX0\">In July 2018, Dr. Novick, University of Texas professor, shared the\u00a0<\/span><\/span><span class=\"TextRun SCXW68682901 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW68682901 BCX0\">Confetti\u00a0<\/span><\/span><span class=\"TextRun SCXW68682901 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW68682901 BCX0\">illusion<\/span><\/span><span class=\"TextRun SCXW68682901 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW68682901 BCX0\">\u00a0on Twitter. The optical illusion is an example of a Munker illusion<\/span><\/span><span class=\"TextRun SCXW68682901 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW68682901 BCX0\">\u00a0where\u00a0<\/span><\/span><span class=\"TextRun SCXW68682901 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW68682901 BCX0\">surrounding\u00a0<\/span><\/span><span class=\"TextRun SCXW68682901 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW68682901 BCX0\">horizontal stripes in different colors influen<\/span><\/span><span class=\"TextRun SCXW68682901 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW68682901 BCX0\">ce the color perception of objects<\/span><\/span><span class=\"TextRun SCXW68682901 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW68682901 BCX0\">.<\/span><\/span><span class=\"EOP SCXW68682901 BCX0\" data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <br \/><\/span><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0adf8a9 elementor-widget elementor-widget-text-editor\" data-id=\"0adf8a9\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<a href=\"https:\/\/amp.insider.com\/images\/5b5600b551dfbe2b008b45b9-960-601.jpg\" target=\"_blank\" rel=\"nofollow noopener\">Image Source<\/a>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-754b28b1 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"754b28b1\" data-element_type=\"section\" data-settings=\"{&quot;shape_divider_top&quot;:&quot;opacity-tilt&quot;,&quot;shape_divider_bottom&quot;:&quot;curve&quot;}\">\n\t\t\t\t\t<div class=\"elementor-shape elementor-shape-top\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 2600 131.1\" preserveAspectRatio=\"none\">\n\t<path class=\"elementor-shape-fill\" d=\"M0 0L2600 0 2600 69.1 0 0z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.5\" d=\"M0 0L2600 0 2600 69.1 0 69.1z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.25\" d=\"M2600 0L0 0 0 130.1 2600 69.1z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t<div class=\"elementor-shape elementor-shape-bottom\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 1000 100\" preserveAspectRatio=\"none\">\n    <path class=\"elementor-shape-fill\" d=\"M1000,4.3V0H0v4.3C0.9,23.1,126.7,99.2,500,100S1000,22.7,1000,4.3z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-127dc2a7\" data-id=\"127dc2a7\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-50e28611 elementor-widget elementor-widget-image\" data-id=\"50e28611\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"768\" height=\"777\" src=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Hermann-Grid-Optical-Illusion-768x777.png\" class=\"attachment-medium_large size-medium_large wp-image-3554051\" alt=\"Image of Hermann Grid Optical Illusion\" srcset=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Hermann-Grid-Optical-Illusion-768x777.png 768w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Hermann-Grid-Optical-Illusion-148x150.png 148w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Hermann-Grid-Optical-Illusion-360x364.png 360w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Hermann-Grid-Optical-Illusion-494x500.png 494w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Hermann-Grid-Optical-Illusion-247x250.png 247w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Hermann-Grid-Optical-Illusion-475x480.png 475w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Hermann-Grid-Optical-Illusion.png 958w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1094eeb3 elementor-widget elementor-widget-heading\" data-id=\"1094eeb3\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Hermann Grid Optical Illusion Picture<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-13b79852 elementor-widget elementor-widget-text-editor\" data-id=\"13b79852\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span class=\"TextRun SCXW164668691 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW164668691 BCX0\">Take a look at this illustration.\u00a0 How many black<\/span><\/span><span class=\"TextRun SCXW164668691 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW164668691 BCX0\">\u00a0<\/span><\/span><span class=\"TextRun SCXW164668691 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW164668691 BCX0\">dots do you see?<\/span><\/span><span class=\"EOP SCXW164668691 BCX0\" data-ccp-props=\"{\">\u00a0<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1e69add elementor-widget elementor-widget-toggle\" data-id=\"1e69add\" data-element_type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-3181\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-3181\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><svg class=\"e-font-icon-svg e-fas-caret-right\" viewBox=\"0 0 192 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M0 384.662V127.338c0-17.818 21.543-26.741 34.142-14.142l128.662 128.662c7.81 7.81 7.81 20.474 0 28.284L34.142 398.804C21.543 411.404 0 402.48 0 384.662z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><svg class=\"elementor-toggle-icon-opened e-font-icon-svg e-fas-caret-up\" viewBox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M288.662 352H31.338c-17.818 0-26.741-21.543-14.142-34.142l128.662-128.662c7.81-7.81 20.474-7.81 28.284 0l128.662 128.662c12.6 12.599 3.676 34.142-14.142 34.142z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Answer<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-3181\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-3181\"><p><span lang=\"EN-US\" data-contrast=\"auto\">No, this isn&#8217;t an animated GIF.\u00a0 There are no black dots.\u00a0<\/span><span lang=\"EN-US\" data-contrast=\"auto\">There are only black blocks and white space.\u00a0<\/span><span lang=\"EN-US\" data-contrast=\"auto\">The high contrast\u00a0<\/span><span lang=\"EN-US\" data-contrast=\"auto\">presents the eyes the illusion of g<\/span><span lang=\"EN-US\" data-contrast=\"auto\">rey or black dots at the intersections. <\/span><span lang=\"EN-US\" data-contrast=\"auto\">Focus on the dot, and you&#8217;ll see the dots are white.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <br \/><\/span><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-164dc816 elementor-widget elementor-widget-text-editor\" data-id=\"164dc816\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5ff8db6d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5ff8db6d\" data-element_type=\"section\" data-settings=\"{&quot;shape_divider_top&quot;:&quot;opacity-tilt&quot;,&quot;shape_divider_bottom&quot;:&quot;curve&quot;}\">\n\t\t\t\t\t<div class=\"elementor-shape elementor-shape-top\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 2600 131.1\" preserveAspectRatio=\"none\">\n\t<path class=\"elementor-shape-fill\" d=\"M0 0L2600 0 2600 69.1 0 0z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.5\" d=\"M0 0L2600 0 2600 69.1 0 69.1z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.25\" d=\"M2600 0L0 0 0 130.1 2600 69.1z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t<div class=\"elementor-shape elementor-shape-bottom\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 1000 100\" preserveAspectRatio=\"none\">\n    <path class=\"elementor-shape-fill\" d=\"M1000,4.3V0H0v4.3C0.9,23.1,126.7,99.2,500,100S1000,22.7,1000,4.3z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-1b38522b\" data-id=\"1b38522b\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-42de540 elementor-widget elementor-widget-image\" data-id=\"42de540\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"519\" height=\"350\" src=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Duck-Rabbit_illusion.jpg\" class=\"attachment-medium_large size-medium_large wp-image-3554040\" alt=\"Image of Duck and Rabbit illusion\" srcset=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Duck-Rabbit_illusion.jpg 519w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Duck-Rabbit_illusion-150x101.jpg 150w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Duck-Rabbit_illusion-360x243.jpg 360w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Duck-Rabbit_illusion-500x337.jpg 500w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Duck-Rabbit_illusion-250x169.jpg 250w\" sizes=\"(max-width: 519px) 100vw, 519px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-55c4e39a elementor-widget elementor-widget-heading\" data-id=\"55c4e39a\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Animal Optical Illusion <\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2e0ad56 elementor-widget elementor-widget-text-editor\" data-id=\"2e0ad56\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Take a look at this sketch.\u00a0 How many animals do you see?\u00a0<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d942758 elementor-widget elementor-widget-toggle\" data-id=\"d942758\" data-element_type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-2271\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-2271\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><svg class=\"e-font-icon-svg e-fas-caret-right\" viewBox=\"0 0 192 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M0 384.662V127.338c0-17.818 21.543-26.741 34.142-14.142l128.662 128.662c7.81 7.81 7.81 20.474 0 28.284L34.142 398.804C21.543 411.404 0 402.48 0 384.662z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><svg class=\"elementor-toggle-icon-opened e-font-icon-svg e-fas-caret-up\" viewBox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M288.662 352H31.338c-17.818 0-26.741-21.543-14.142-34.142l128.662-128.662c7.81-7.81 20.474-7.81 28.284 0l128.662 128.662c12.6 12.599 3.676 34.142-14.142 34.142z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Answer<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-2271\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-2271\"><p><span data-contrast=\"auto\">Two: a rabbit is look<\/span><span data-contrast=\"auto\">ing<\/span><span data-contrast=\"auto\">\u00a0to the right, and the duck<\/span><span data-contrast=\"auto\">\u00a0is looking<\/span><span data-contrast=\"auto\">\u00a0to the left. The duck\u2019s beak is the rabbit<\/span><span data-contrast=\"auto\">\u2019s ears.\u00a0<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p><p><span data-contrast=\"auto\">The illusion appeared for the first time in a German magazine in 1892. According to American psychologist Joseph Jastrow, the quicker you switch between the two<\/span><span data-contrast=\"auto\">\u00a0animals<\/span><span data-contrast=\"auto\">, the more creative you are.\u00a0<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <br \/><\/span><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-25fc6085 elementor-widget elementor-widget-text-editor\" data-id=\"25fc6085\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-66b3710a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"66b3710a\" data-element_type=\"section\" data-settings=\"{&quot;shape_divider_top&quot;:&quot;opacity-tilt&quot;,&quot;shape_divider_bottom&quot;:&quot;curve&quot;}\">\n\t\t\t\t\t<div class=\"elementor-shape elementor-shape-top\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 2600 131.1\" preserveAspectRatio=\"none\">\n\t<path class=\"elementor-shape-fill\" d=\"M0 0L2600 0 2600 69.1 0 0z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.5\" d=\"M0 0L2600 0 2600 69.1 0 69.1z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.25\" d=\"M2600 0L0 0 0 130.1 2600 69.1z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t<div class=\"elementor-shape elementor-shape-bottom\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 1000 100\" preserveAspectRatio=\"none\">\n    <path class=\"elementor-shape-fill\" d=\"M1000,4.3V0H0v4.3C0.9,23.1,126.7,99.2,500,100S1000,22.7,1000,4.3z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-557770d2\" data-id=\"557770d2\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-216bb997 elementor-widget elementor-widget-image\" data-id=\"216bb997\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"492\" height=\"342\" src=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Elephant_legs_illusion.png\" class=\"attachment-medium_large size-medium_large wp-image-3554065\" alt=\"Image of Elephant Legs Illusion\" srcset=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Elephant_legs_illusion.png 492w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Elephant_legs_illusion-150x104.png 150w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Elephant_legs_illusion-360x250.png 360w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Elephant_legs_illusion-250x174.png 250w\" sizes=\"(max-width: 492px) 100vw, 492px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f6c81e2 elementor-widget elementor-widget-heading\" data-id=\"f6c81e2\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Elephant Leg Illusion <\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-757e9564 elementor-widget elementor-widget-text-editor\" data-id=\"757e9564\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span class=\"TextRun SCXW44515933 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW44515933 BCX0\">How many\u00a0<\/span><\/span><span class=\"TextRun SCXW44515933 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW44515933 BCX0\">legs do<\/span><\/span><span class=\"TextRun SCXW44515933 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW44515933 BCX0\">es<\/span><\/span><span class=\"TextRun SCXW44515933 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW44515933 BCX0\">\u00a0this unusual elephant have<\/span><\/span><span class=\"TextRun SCXW44515933 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW44515933 BCX0\">?<\/span><\/span><span class=\"EOP SCXW44515933 BCX0\" data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e97f296 elementor-widget elementor-widget-toggle\" data-id=\"e97f296\" data-element_type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-2441\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-2441\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><svg class=\"e-font-icon-svg e-fas-caret-right\" viewBox=\"0 0 192 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M0 384.662V127.338c0-17.818 21.543-26.741 34.142-14.142l128.662 128.662c7.81 7.81 7.81 20.474 0 28.284L34.142 398.804C21.543 411.404 0 402.48 0 384.662z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><svg class=\"elementor-toggle-icon-opened e-font-icon-svg e-fas-caret-up\" viewBox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M288.662 352H31.338c-17.818 0-26.741-21.543-14.142-34.142l128.662-128.662c7.81-7.81 20.474-7.81 28.284 0l128.662 128.662c12.6 12.599 3.676 34.142-14.142 34.142z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Answer<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-2441\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-2441\"><p><span class=\"TextRun SCXW61799710 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW61799710 BCX0\">It is a literal optical illusion.\u00a0<\/span><\/span><span class=\"TextRun SCXW61799710 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW61799710 BCX0\">The brain perceive<\/span><\/span><span class=\"TextRun SCXW61799710 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW61799710 BCX0\">s<\/span><\/span><span class=\"TextRun SCXW61799710 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW61799710 BCX0\">\u00a0two different images in one. The artist drew\u00a0<\/span><\/span><span class=\"TextRun SCXW61799710 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW61799710 BCX0\">one leg with a foot,\u00a0<\/span><\/span><span class=\"TextRun SCXW61799710 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW61799710 BCX0\">four legs without feet and four feet without legs.\u00a0<\/span><\/span><span class=\"EOP SCXW61799710 BCX0\" data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <br \/><\/span><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2aa4d40d elementor-widget elementor-widget-text-editor\" data-id=\"2aa4d40d\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7c9a65d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7c9a65d\" data-element_type=\"section\" data-settings=\"{&quot;shape_divider_top&quot;:&quot;opacity-tilt&quot;,&quot;shape_divider_bottom&quot;:&quot;curve&quot;}\">\n\t\t\t\t\t<div class=\"elementor-shape elementor-shape-top\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 2600 131.1\" preserveAspectRatio=\"none\">\n\t<path class=\"elementor-shape-fill\" d=\"M0 0L2600 0 2600 69.1 0 0z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.5\" d=\"M0 0L2600 0 2600 69.1 0 69.1z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.25\" d=\"M2600 0L0 0 0 130.1 2600 69.1z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t<div class=\"elementor-shape elementor-shape-bottom\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 1000 100\" preserveAspectRatio=\"none\">\n    <path class=\"elementor-shape-fill\" d=\"M1000,4.3V0H0v4.3C0.9,23.1,126.7,99.2,500,100S1000,22.7,1000,4.3z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-94d49c0\" data-id=\"94d49c0\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e2539d4 elementor-widget elementor-widget-image\" data-id=\"e2539d4\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"304\" height=\"325\" src=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Kanizsa-Triangle.png\" class=\"attachment-medium_large size-medium_large wp-image-3554052\" alt=\"Image of Kanizsa Triangle Optical Illusion\" srcset=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Kanizsa-Triangle.png 304w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Kanizsa-Triangle-140x150.png 140w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Kanizsa-Triangle-234x250.png 234w\" sizes=\"(max-width: 304px) 100vw, 304px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-52f1bd7 elementor-widget elementor-widget-heading\" data-id=\"52f1bd7\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Kanizsa Triangle Optical Illusion<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f701d1c elementor-widget elementor-widget-text-editor\" data-id=\"f701d1c\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span class=\"TextRun SCXW46999608 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW46999608 BCX0\">What patterns do you see? Do you see triangles? Discs?<\/span><\/span><span class=\"EOP SCXW46999608 BCX0\" data-ccp-props=\"{\">\u00a0<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d5e1fdc elementor-widget elementor-widget-toggle\" data-id=\"d5e1fdc\" data-element_type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-2241\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-2241\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><svg class=\"e-font-icon-svg e-fas-caret-right\" viewBox=\"0 0 192 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M0 384.662V127.338c0-17.818 21.543-26.741 34.142-14.142l128.662 128.662c7.81 7.81 7.81 20.474 0 28.284L34.142 398.804C21.543 411.404 0 402.48 0 384.662z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><svg class=\"elementor-toggle-icon-opened e-font-icon-svg e-fas-caret-up\" viewBox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M288.662 352H31.338c-17.818 0-26.741-21.543-14.142-34.142l128.662-128.662c7.81-7.81 20.474-7.81 28.284 0l128.662 128.662c12.6 12.599 3.676 34.142-14.142 34.142z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Answer<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-2241\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-2241\"><p><span data-contrast=\"auto\">Most people see a white triangle facing upwards and the outline of a black triangle downwards<\/span><span data-contrast=\"auto\">\u00a0with three black discs<\/span><span data-contrast=\"auto\">.\u00a0<\/span><span data-contrast=\"auto\">The\u00a0<\/span><span data-contrast=\"auto\">symmetrical\u00a0<\/span><span data-contrast=\"auto\">image\u00a0<\/span><span data-contrast=\"auto\">is three\u00a0<\/span><span data-contrast=\"auto\">black discs missing a triangular part<\/span><span data-contrast=\"auto\">\u00a0and three pairs of lines.\u00a0<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> There is no large white triangle in the middle of the page &#8211; though I&#8217;m sure you see one!<br \/><\/span><\/p><p><span data-contrast=\"auto\">Italian psychologist<\/span><span data-contrast=\"auto\">\u00a0Gaetano Kanizsa<\/span><span data-contrast=\"auto\">\u00a0described the illusion. It explains the law of closure where objects grouped seem to\u00a0<\/span><span data-contrast=\"auto\">be part of a whole. The brain ignores the gaps and perceives the\u00a0<\/span><span data-contrast=\"auto\">contour lines as\u00a0<\/span><span data-contrast=\"auto\">a\u00a0<\/span><span data-contrast=\"auto\">whole.\u00a0<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <br \/><\/span><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e4a0578 elementor-widget elementor-widget-text-editor\" data-id=\"e4a0578\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7c5e10d6 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7c5e10d6\" data-element_type=\"section\" data-settings=\"{&quot;shape_divider_top&quot;:&quot;opacity-tilt&quot;,&quot;shape_divider_bottom&quot;:&quot;curve&quot;}\">\n\t\t\t\t\t<div class=\"elementor-shape elementor-shape-top\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 2600 131.1\" preserveAspectRatio=\"none\">\n\t<path class=\"elementor-shape-fill\" d=\"M0 0L2600 0 2600 69.1 0 0z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.5\" d=\"M0 0L2600 0 2600 69.1 0 69.1z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.25\" d=\"M2600 0L0 0 0 130.1 2600 69.1z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t<div class=\"elementor-shape elementor-shape-bottom\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 1000 100\" preserveAspectRatio=\"none\">\n    <path class=\"elementor-shape-fill\" d=\"M1000,4.3V0H0v4.3C0.9,23.1,126.7,99.2,500,100S1000,22.7,1000,4.3z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-5f371231\" data-id=\"5f371231\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-16bfac49 elementor-widget elementor-widget-image\" data-id=\"16bfac49\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"284\" height=\"178\" src=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Grey-Bar.jpg\" class=\"attachment-medium_large size-medium_large wp-image-3554049\" alt=\"Image of Grey Bar Color Gradient Illusion\" srcset=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Grey-Bar.jpg 284w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Grey-Bar-150x94.jpg 150w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Grey-Bar-250x157.jpg 250w\" sizes=\"(max-width: 284px) 100vw, 284px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-46053af2 elementor-widget elementor-widget-heading\" data-id=\"46053af2\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Color Gradient Optical Illusion <\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-19b6604a elementor-widget elementor-widget-text-editor\" data-id=\"19b6604a\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span class=\"TextRun SCXW145165928 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW145165928 BCX0\">Which side of the inner rectangle is the dark<\/span><\/span><span class=\"TextRun SCXW145165928 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW145165928 BCX0\">est?<\/span><\/span><span class=\"EOP SCXW145165928 BCX0\" data-ccp-props=\"{\">\u00a0<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-aa22c8a elementor-widget elementor-widget-toggle\" data-id=\"aa22c8a\" data-element_type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1781\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-1781\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><svg class=\"e-font-icon-svg e-fas-caret-right\" viewBox=\"0 0 192 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M0 384.662V127.338c0-17.818 21.543-26.741 34.142-14.142l128.662 128.662c7.81 7.81 7.81 20.474 0 28.284L34.142 398.804C21.543 411.404 0 402.48 0 384.662z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><svg class=\"elementor-toggle-icon-opened e-font-icon-svg e-fas-caret-up\" viewBox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M288.662 352H31.338c-17.818 0-26.741-21.543-14.142-34.142l128.662-128.662c7.81-7.81 20.474-7.81 28.284 0l128.662 128.662c12.6 12.599 3.676 34.142-14.142 34.142z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Answer<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1781\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-1781\"><p><span class=\"TextRun SCXW46083883 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW46083883 BCX0\">The bar is the same color.\u00a0<\/span><\/span><span class=\"TextRun SCXW46083883 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW46083883 BCX0\">The optical illusion is lightness perception.\u00a0<\/span><\/span><span class=\"TextRun SCXW46083883 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW46083883 BCX0\">The eyes perceive colors differently depending on the color in the background or foreground.\u00a0<\/span><\/span><span class=\"EOP SCXW46083883 BCX0\" data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <br \/><\/span><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4ce0cd29 elementor-widget elementor-widget-text-editor\" data-id=\"4ce0cd29\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-632a0e43 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"632a0e43\" data-element_type=\"section\" data-settings=\"{&quot;shape_divider_top&quot;:&quot;opacity-tilt&quot;,&quot;shape_divider_bottom&quot;:&quot;curve&quot;}\">\n\t\t\t\t\t<div class=\"elementor-shape elementor-shape-top\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 2600 131.1\" preserveAspectRatio=\"none\">\n\t<path class=\"elementor-shape-fill\" d=\"M0 0L2600 0 2600 69.1 0 0z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.5\" d=\"M0 0L2600 0 2600 69.1 0 69.1z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.25\" d=\"M2600 0L0 0 0 130.1 2600 69.1z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t<div class=\"elementor-shape elementor-shape-bottom\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 1000 100\" preserveAspectRatio=\"none\">\n    <path class=\"elementor-shape-fill\" d=\"M1000,4.3V0H0v4.3C0.9,23.1,126.7,99.2,500,100S1000,22.7,1000,4.3z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-1cb3fce4\" data-id=\"1cb3fce4\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7ddba4ca elementor-widget elementor-widget-image\" data-id=\"7ddba4ca\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"382\" height=\"480\" src=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/The-Muller-Lyer-illusion-382x480.png\" class=\"attachment-post-hero size-post-hero wp-image-3554062\" alt=\"Image of Muller Lyer Optical Illusion\" srcset=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/The-Muller-Lyer-illusion-382x480.png 382w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/The-Muller-Lyer-illusion-119x150.png 119w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/The-Muller-Lyer-illusion-360x453.png 360w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/The-Muller-Lyer-illusion-398x500.png 398w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/The-Muller-Lyer-illusion-199x250.png 199w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/The-Muller-Lyer-illusion.png 477w\" sizes=\"(max-width: 382px) 100vw, 382px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7676e0e2 elementor-widget elementor-widget-heading\" data-id=\"7676e0e2\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Muller-Lyer Optical Illusion <\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-62a24a71 elementor-widget elementor-widget-text-editor\" data-id=\"62a24a71\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span class=\"TextRun SCXW171195446 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW171195446 BCX0\">Observe the two lines with arrowheads on each end.\u00a0 Which line is the longest?<\/span><\/span><span class=\"EOP SCXW171195446 BCX0\" data-ccp-props=\"{\">\u00a0<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9737219 elementor-widget elementor-widget-toggle\" data-id=\"9737219\" data-element_type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1581\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-1581\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><svg class=\"e-font-icon-svg e-fas-caret-right\" viewBox=\"0 0 192 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M0 384.662V127.338c0-17.818 21.543-26.741 34.142-14.142l128.662 128.662c7.81 7.81 7.81 20.474 0 28.284L34.142 398.804C21.543 411.404 0 402.48 0 384.662z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><svg class=\"elementor-toggle-icon-opened e-font-icon-svg e-fas-caret-up\" viewBox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M288.662 352H31.338c-17.818 0-26.741-21.543-14.142-34.142l128.662-128.662c7.81-7.81 20.474-7.81 28.284 0l128.662 128.662c12.6 12.599 3.676 34.142-14.142 34.142z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Answer<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1581\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-1581\"><p><span class=\"TextRun SCXW227663158 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW227663158 BCX0\">The<\/span><\/span><span class=\"TextRun SCXW227663158 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW227663158 BCX0\">\u00a0lines are<\/span><\/span><span class=\"TextRun SCXW227663158 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW227663158 BCX0\">\u00a0the same length. For most people<\/span><\/span><span class=\"TextRun SCXW227663158 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW227663158 BCX0\">,<\/span><\/span><span class=\"TextRun SCXW227663158 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW227663158 BCX0\">\u00a0the line with the fins facing outward seems longer than the line with<\/span><\/span><span class=\"TextRun SCXW227663158 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW227663158 BCX0\">\u00a0the spines facing inward. The illusion was created by a German psychologist F.C. Muller Lyar in 1889.\u00a0<\/span><\/span><span class=\"TextRun SCXW227663158 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW227663158 BCX0\">Opinions differ on how the perceptual illusion works, whether it has to do with depth, size, or\u00a0<\/span><\/span><span class=\"TextRun SCXW227663158 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW227663158 BCX0\">length<\/span><\/span><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6bddc34f elementor-widget elementor-widget-text-editor\" data-id=\"6bddc34f\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-45db14a6 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"45db14a6\" data-element_type=\"section\" data-settings=\"{&quot;shape_divider_top&quot;:&quot;opacity-tilt&quot;,&quot;shape_divider_bottom&quot;:&quot;curve&quot;}\">\n\t\t\t\t\t<div class=\"elementor-shape elementor-shape-top\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 2600 131.1\" preserveAspectRatio=\"none\">\n\t<path class=\"elementor-shape-fill\" d=\"M0 0L2600 0 2600 69.1 0 0z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.5\" d=\"M0 0L2600 0 2600 69.1 0 69.1z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.25\" d=\"M2600 0L0 0 0 130.1 2600 69.1z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t<div class=\"elementor-shape elementor-shape-bottom\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 1000 100\" preserveAspectRatio=\"none\">\n    <path class=\"elementor-shape-fill\" d=\"M1000,4.3V0H0v4.3C0.9,23.1,126.7,99.2,500,100S1000,22.7,1000,4.3z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-665281eb\" data-id=\"665281eb\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-10cc86c2 elementor-widget elementor-widget-image\" data-id=\"10cc86c2\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1067\" src=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/My_Wife_and_My_Mother-in-Law-768x1067.jpg\" class=\"attachment-medium_large size-medium_large wp-image-3554055\" alt=\"Image of Wife and Mother-In-Law Illusion\" srcset=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/My_Wife_and_My_Mother-in-Law-768x1067.jpg 768w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/My_Wife_and_My_Mother-in-Law-108x150.jpg 108w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/My_Wife_and_My_Mother-in-Law-360x500.jpg 360w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/My_Wife_and_My_Mother-in-Law-1024x1423.jpg 1024w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/My_Wife_and_My_Mother-in-Law-180x250.jpg 180w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/My_Wife_and_My_Mother-in-Law-345x480.jpg 345w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4ea751aa elementor-widget elementor-widget-heading\" data-id=\"4ea751aa\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Wife or Mother-in-Law Illusion <\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1aababee elementor-widget elementor-widget-text-editor\" data-id=\"1aababee\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span class=\"TextRun SCXW226452226 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW226452226 BCX0\">Who do you see, the wife or the mother-in-law?<\/span><\/span><span class=\"EOP SCXW226452226 BCX0\" data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d04b305 elementor-widget elementor-widget-toggle\" data-id=\"d04b305\" data-element_type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-2181\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-2181\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><svg class=\"e-font-icon-svg e-fas-caret-right\" viewBox=\"0 0 192 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M0 384.662V127.338c0-17.818 21.543-26.741 34.142-14.142l128.662 128.662c7.81 7.81 7.81 20.474 0 28.284L34.142 398.804C21.543 411.404 0 402.48 0 384.662z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><svg class=\"elementor-toggle-icon-opened e-font-icon-svg e-fas-caret-up\" viewBox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M288.662 352H31.338c-17.818 0-26.741-21.543-14.142-34.142l128.662-128.662c7.81-7.81 20.474-7.81 28.284 0l128.662 128.662c12.6 12.599 3.676 34.142-14.142 34.142z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Answer<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-2181\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-2181\"><p><span data-contrast=\"auto\">The\u00a0<\/span><span data-contrast=\"auto\">mother-in-law\u2019s<\/span><span data-contrast=\"auto\">\u00a0nose is the\u00a0<\/span><span data-contrast=\"auto\">wife<\/span><span data-contrast=\"auto\">\u2019s jawline.\u00a0<\/span><span data-contrast=\"auto\">The wife\u2019s necklace is the mother-in-law\u2019s\u00a0<\/span><span data-contrast=\"auto\">mouth.\u00a0<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p><p><span data-contrast=\"auto\">British cartoonist William Ely Hill created this brainteaser in 1915. It\u2019s almost impossible to see the wife and the mother-in-law\u2019s faces at the same time. According to Australian researchers<\/span><span data-contrast=\"auto\">,<\/span><span data-contrast=\"auto\">\u00a0<\/span><span data-contrast=\"auto\">people tend to see\u00a0<\/span><span data-contrast=\"auto\">the\u00a0<\/span><span data-contrast=\"auto\">faces of people of similar ages. Therefore, younger people<\/span><span data-contrast=\"auto\">\u00a0<\/span><span data-contrast=\"auto\">see the wife and older people see the face of the mother-in-law.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <br \/><\/span><\/p><p><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">If you can&#8217;t see the mother-in-law, focus on the wife&#8217;s right ear.\u00a0 If you can&#8217;t see the wife, focus on the mother-in-laws left eyelash.<br \/><\/span><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-709d57bf elementor-widget elementor-widget-text-editor\" data-id=\"709d57bf\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><a href=\"https:\/\/images-production.freetls.fastly.net\/uploads\/posts\/image\/166601\/my-wife-and-my-mother-in-law.jpg?auto=compress&amp;crop=faces%2Ctop&amp;fit=crop&amp;h=562&amp;q=55&amp;w=750\" target=\"_blank\" rel=\"nofollow noopener\">Image Source<\/a><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-655a5f0 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"655a5f0\" data-element_type=\"section\" data-settings=\"{&quot;shape_divider_top&quot;:&quot;opacity-tilt&quot;,&quot;shape_divider_bottom&quot;:&quot;curve&quot;}\">\n\t\t\t\t\t<div class=\"elementor-shape elementor-shape-top\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 2600 131.1\" preserveAspectRatio=\"none\">\n\t<path class=\"elementor-shape-fill\" d=\"M0 0L2600 0 2600 69.1 0 0z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.5\" d=\"M0 0L2600 0 2600 69.1 0 69.1z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.25\" d=\"M2600 0L0 0 0 130.1 2600 69.1z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t<div class=\"elementor-shape elementor-shape-bottom\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 1000 100\" preserveAspectRatio=\"none\">\n    <path class=\"elementor-shape-fill\" d=\"M1000,4.3V0H0v4.3C0.9,23.1,126.7,99.2,500,100S1000,22.7,1000,4.3z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-291e460a\" data-id=\"291e460a\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a99d61c elementor-widget elementor-widget-image\" data-id=\"a99d61c\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"303\" height=\"166\" src=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Three-prod-thong-illusion.jpg\" class=\"attachment-medium_large size-medium_large wp-image-3554063\" alt=\"Image of Impossible Trident illusion\" srcset=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Three-prod-thong-illusion.jpg 303w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Three-prod-thong-illusion-150x82.jpg 150w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Three-prod-thong-illusion-250x137.jpg 250w\" sizes=\"(max-width: 303px) 100vw, 303px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6ed8ab8d elementor-widget elementor-widget-heading\" data-id=\"6ed8ab8d\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Impossible Trident Illusion <\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-17a215b7 elementor-widget elementor-widget-text-editor\" data-id=\"17a215b7\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>How many prongs are in the fork?<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8bb3fc9 elementor-widget elementor-widget-toggle\" data-id=\"8bb3fc9\" data-element_type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1461\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-1461\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><svg class=\"e-font-icon-svg e-fas-caret-right\" viewBox=\"0 0 192 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M0 384.662V127.338c0-17.818 21.543-26.741 34.142-14.142l128.662 128.662c7.81 7.81 7.81 20.474 0 28.284L34.142 398.804C21.543 411.404 0 402.48 0 384.662z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><svg class=\"elementor-toggle-icon-opened e-font-icon-svg e-fas-caret-up\" viewBox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M288.662 352H31.338c-17.818 0-26.741-21.543-14.142-34.142l128.662-128.662c7.81-7.81 20.474-7.81 28.284 0l128.662 128.662c12.6 12.599 3.676 34.142-14.142 34.142z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Answer<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1461\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-1461\"><p><span class=\"TextRun SCXW133491216 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW133491216 BCX0\">The impossible\u00a0<\/span><\/span><span class=\"TextRun SCXW133491216 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW133491216 BCX0\">fork<\/span><\/span><span class=\"TextRun SCXW133491216 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW133491216 BCX0\">, also known as b<\/span><\/span><span class=\"TextRun SCXW133491216 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW133491216 BCX0\">l<\/span><\/span><span class=\"TextRun SCXW133491216 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW133491216 BCX0\">ivet,<\/span><\/span><span class=\"TextRun SCXW133491216 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW133491216 BCX0\">\u00a0shows a<\/span><\/span><span class=\"TextRun SCXW133491216 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW133491216 BCX0\">n object\u00a0<\/span><\/span><span class=\"TextRun SCXW133491216 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW133491216 BCX0\">that can\u2019t exist. At the one end<\/span><\/span><span class=\"TextRun SCXW133491216 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW133491216 BCX0\">,<\/span><\/span><span class=\"TextRun SCXW133491216 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW133491216 BCX0\">\u00a0there are two\u00a0<\/span><\/span><span class=\"TextRun SCXW133491216 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW133491216 BCX0\">rectangular\u00a0<\/span><\/span><span class=\"TextRun SCXW133491216 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW133491216 BCX0\">prongs, and at the other end<\/span><\/span><span class=\"TextRun SCXW133491216 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW133491216 BCX0\">,<\/span><\/span><span class=\"TextRun SCXW133491216 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW133491216 BCX0\">\u00a0it looks like three\u00a0<\/span><\/span><span class=\"TextRun SCXW133491216 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW133491216 BCX0\">cylindrical\u00a0<\/span><\/span><span class=\"TextRun SCXW133491216 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW133491216 BCX0\">prongs.\u00a0<\/span><\/span><span class=\"TextRun SCXW133491216 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW133491216 BCX0\">It was discovered in\u00a0<\/span><\/span><span class=\"TextRun SCXW133491216 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW133491216 BCX0\">1964\u00a0<\/span><\/span><span class=\"TextRun SCXW133491216 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW133491216 BCX0\">when\u00a0<\/span><\/span><span class=\"TextRun SCXW133491216 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW133491216 BCX0\">D. H. Shuster noticed an \u201cambiguous figure<\/span><\/span><span class=\"TextRun SCXW133491216 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW133491216 BCX0\">\u00a0of a new kind<\/span><\/span><span class=\"TextRun SCXW133491216 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW133491216 BCX0\">\u201d in\u00a0<\/span><\/span><span class=\"TextRun SCXW133491216 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW133491216 BCX0\">the advertising section of\u00a0<\/span><\/span><span class=\"TextRun SCXW133491216 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW133491216 BCX0\">an aviation journal.<\/span><\/span><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3e7ee279 elementor-widget elementor-widget-text-editor\" data-id=\"3e7ee279\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2149b941 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2149b941\" data-element_type=\"section\" data-settings=\"{&quot;shape_divider_top&quot;:&quot;opacity-tilt&quot;,&quot;shape_divider_bottom&quot;:&quot;curve&quot;}\">\n\t\t\t\t\t<div class=\"elementor-shape elementor-shape-top\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 2600 131.1\" preserveAspectRatio=\"none\">\n\t<path class=\"elementor-shape-fill\" d=\"M0 0L2600 0 2600 69.1 0 0z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.5\" d=\"M0 0L2600 0 2600 69.1 0 69.1z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.25\" d=\"M2600 0L0 0 0 130.1 2600 69.1z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t<div class=\"elementor-shape elementor-shape-bottom\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 1000 100\" preserveAspectRatio=\"none\">\n    <path class=\"elementor-shape-fill\" d=\"M1000,4.3V0H0v4.3C0.9,23.1,126.7,99.2,500,100S1000,22.7,1000,4.3z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-111bdd55\" data-id=\"111bdd55\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-21f371eb elementor-widget elementor-widget-image\" data-id=\"21f371eb\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"267\" height=\"189\" src=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/12-Dot-illusion.png\" class=\"attachment-medium_large size-medium_large wp-image-3554037\" alt=\"Image of 12 black dots illusion\" srcset=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/12-Dot-illusion.png 267w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/12-Dot-illusion-150x106.png 150w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/12-Dot-illusion-250x177.png 250w\" sizes=\"(max-width: 267px) 100vw, 267px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7278f631 elementor-widget elementor-widget-heading\" data-id=\"7278f631\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Twelve Black Dots Illusion <\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-253e1a06 elementor-widget elementor-widget-text-editor\" data-id=\"253e1a06\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>How many dots do you see at the same time?<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7e8c0d4 elementor-widget elementor-widget-toggle\" data-id=\"7e8c0d4\" data-element_type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1321\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-1321\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><svg class=\"e-font-icon-svg e-fas-caret-right\" viewBox=\"0 0 192 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M0 384.662V127.338c0-17.818 21.543-26.741 34.142-14.142l128.662 128.662c7.81 7.81 7.81 20.474 0 28.284L34.142 398.804C21.543 411.404 0 402.48 0 384.662z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><svg class=\"elementor-toggle-icon-opened e-font-icon-svg e-fas-caret-up\" viewBox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M288.662 352H31.338c-17.818 0-26.741-21.543-14.142-34.142l128.662-128.662c7.81-7.81 20.474-7.81 28.284 0l128.662 128.662c12.6 12.599 3.676 34.142-14.142 34.142z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Answer<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1321\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-1321\"><p><span data-contrast=\"auto\">Most people can\u2019t see all 12 dots simultaneously. The dots in the middle of the<\/span><span data-contrast=\"auto\">ir vision stay constan<\/span><span data-contrast=\"auto\">t. Peripheral vision isn\u2019t as clear. The brain\u00a0<\/span><span data-contrast=\"auto\">guesses that the<\/span><span data-contrast=\"auto\">\u00a0continuous pattern of\u00a0<\/span><span data-contrast=\"auto\">white lines on a grey background continues peripherally and misses the black dots<\/span><span data-contrast=\"auto\">\u00a0at certain intersections.\u00a0<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p><p><span data-contrast=\"auto\">Although posted on Twitter and Facebook<\/span><span data-contrast=\"auto\">, the variation of the Hermann Grid was first\u00a0<\/span><span data-contrast=\"auto\">published in 2000 in a<a href=\"https:\/\/journals.sagepub.com\/doi\/10.1068\/p230691\">\u00a0<\/a><\/span><a href=\"https:\/\/journals.sagepub.com\/doi\/10.1068\/p230691\"><span data-contrast=\"auto\">scientific journal\u00a0<\/span><span data-contrast=\"auto\">SAGE<\/span><span data-contrast=\"auto\">.<\/span><\/a><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <br \/><\/span><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1314d13c elementor-widget elementor-widget-text-editor\" data-id=\"1314d13c\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-4a7c16cf elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4a7c16cf\" data-element_type=\"section\" data-settings=\"{&quot;shape_divider_top&quot;:&quot;opacity-tilt&quot;,&quot;shape_divider_bottom&quot;:&quot;curve&quot;}\">\n\t\t\t\t\t<div class=\"elementor-shape elementor-shape-top\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 2600 131.1\" preserveAspectRatio=\"none\">\n\t<path class=\"elementor-shape-fill\" d=\"M0 0L2600 0 2600 69.1 0 0z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.5\" d=\"M0 0L2600 0 2600 69.1 0 69.1z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.25\" d=\"M2600 0L0 0 0 130.1 2600 69.1z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t<div class=\"elementor-shape elementor-shape-bottom\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 1000 100\" preserveAspectRatio=\"none\">\n    <path class=\"elementor-shape-fill\" d=\"M1000,4.3V0H0v4.3C0.9,23.1,126.7,99.2,500,100S1000,22.7,1000,4.3z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-3e346259\" data-id=\"3e346259\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-44ee4f61 elementor-widget elementor-widget-image\" data-id=\"44ee4f61\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"299\" height=\"168\" src=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Pink-or-Grey-sneaker.jpg\" class=\"attachment-medium_large size-medium_large wp-image-3554057\" alt=\"Image of Pink or Grey sneaker illusion\" srcset=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Pink-or-Grey-sneaker.jpg 299w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Pink-or-Grey-sneaker-150x84.jpg 150w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Pink-or-Grey-sneaker-250x140.jpg 250w\" sizes=\"(max-width: 299px) 100vw, 299px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-149b6021 elementor-widget elementor-widget-heading\" data-id=\"149b6021\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Pink or Grey Sneaker Illusion <\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-399ea5fd elementor-widget elementor-widget-text-editor\" data-id=\"399ea5fd\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>What color is the sneaker?<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ee961a1 elementor-widget elementor-widget-toggle\" data-id=\"ee961a1\" data-element_type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-2501\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-2501\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><svg class=\"e-font-icon-svg e-fas-caret-right\" viewBox=\"0 0 192 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M0 384.662V127.338c0-17.818 21.543-26.741 34.142-14.142l128.662 128.662c7.81 7.81 7.81 20.474 0 28.284L34.142 398.804C21.543 411.404 0 402.48 0 384.662z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><svg class=\"elementor-toggle-icon-opened e-font-icon-svg e-fas-caret-up\" viewBox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M288.662 352H31.338c-17.818 0-26.741-21.543-14.142-34.142l128.662-128.662c7.81-7.81 20.474-7.81 28.284 0l128.662 128.662c12.6 12.599 3.676 34.142-14.142 34.142z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Answer<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-2501\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-2501\"><p><span class=\"TextRun SCXW54376268 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW54376268 BCX0\">The shoe is pink and white but many people see it as grey.\u00a0<\/span><\/span><span class=\"TextRun SCXW54376268 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW54376268 BCX0\">The brain\u00a0<\/span><\/span><span class=\"TextRun SCXW54376268 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW54376268 BCX0\">decides a color by\u00a0<\/span><\/span><span class=\"TextRun SCXW54376268 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW54376268 BCX0\">considering<\/span><\/span><span class=\"TextRun SCXW54376268 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW54376268 BCX0\">\u00a0the colors surrounding the object. Most people probably see the shoe as grey and teal because\u00a0<\/span><\/span><span class=\"TextRun SCXW54376268 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW54376268 BCX0\">the brain takes into consideration the\u00a0<\/span><\/span><span class=\"TextRun SCXW54376268 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW54376268 BCX0\">colors of the hand holding the shoe. Those who brains see a blue background\u00a0<\/span><\/span><span class=\"TextRun SCXW54376268 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW54376268 BCX0\">depicts that the shoe is pink and white.<\/span><\/span><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-39d97a27 elementor-widget elementor-widget-text-editor\" data-id=\"39d97a27\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-62cb8012 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"62cb8012\" data-element_type=\"section\" data-settings=\"{&quot;shape_divider_top&quot;:&quot;opacity-tilt&quot;,&quot;shape_divider_bottom&quot;:&quot;curve&quot;}\">\n\t\t\t\t\t<div class=\"elementor-shape elementor-shape-top\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 2600 131.1\" preserveAspectRatio=\"none\">\n\t<path class=\"elementor-shape-fill\" d=\"M0 0L2600 0 2600 69.1 0 0z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.5\" d=\"M0 0L2600 0 2600 69.1 0 69.1z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.25\" d=\"M2600 0L0 0 0 130.1 2600 69.1z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t<div class=\"elementor-shape elementor-shape-bottom\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 1000 100\" preserveAspectRatio=\"none\">\n    <path class=\"elementor-shape-fill\" d=\"M1000,4.3V0H0v4.3C0.9,23.1,126.7,99.2,500,100S1000,22.7,1000,4.3z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-47c65c90\" data-id=\"47c65c90\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4af5577c elementor-widget elementor-widget-image\" data-id=\"4af5577c\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"259\" height=\"194\" src=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Zollner-Illusion.png\" class=\"attachment-medium_large size-medium_large wp-image-3554064\" alt=\"Image of Zollner Optical Illusion of parallel stripes\" srcset=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Zollner-Illusion.png 259w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Zollner-Illusion-150x112.png 150w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Zollner-Illusion-250x187.png 250w\" sizes=\"(max-width: 259px) 100vw, 259px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5f7e1b9a elementor-widget elementor-widget-heading\" data-id=\"5f7e1b9a\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Z\u00f6llner Optical Illusion<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-40baf64e elementor-widget elementor-widget-text-editor\" data-id=\"40baf64e\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span class=\"TextRun SCXW126138316 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW126138316 BCX0\">Observe the diagonal lines in the image.\u00a0 Are the lines parallel?<\/span><\/span><span class=\"EOP SCXW126138316 BCX0\" data-ccp-props=\"{\">\u00a0<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-827efb8 elementor-widget elementor-widget-toggle\" data-id=\"827efb8\" data-element_type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1361\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-1361\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><svg class=\"e-font-icon-svg e-fas-caret-right\" viewBox=\"0 0 192 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M0 384.662V127.338c0-17.818 21.543-26.741 34.142-14.142l128.662 128.662c7.81 7.81 7.81 20.474 0 28.284L34.142 398.804C21.543 411.404 0 402.48 0 384.662z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><svg class=\"elementor-toggle-icon-opened e-font-icon-svg e-fas-caret-up\" viewBox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M288.662 352H31.338c-17.818 0-26.741-21.543-14.142-34.142l128.662-128.662c7.81-7.81 20.474-7.81 28.284 0l128.662 128.662c12.6 12.599 3.676 34.142-14.142 34.142z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Answer<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1361\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-1361\"><p><span class=\"TextRun SCXW45695839 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW45695839 BCX0\">German astrophysicist Johann K. F.\u00a0<\/span><\/span><span class=\"TextRun SCXW45695839 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW45695839 BCX0\">Z\u00f6llner<\/span><\/span><span class=\"TextRun SCXW45695839 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW45695839 BCX0\">\u00a0discovered this effect in 1760<\/span><\/span><span class=\"TextRun SCXW45695839 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW45695839 BCX0\">. The parallel diagonal lines intersect with short horizontal and vertical bars.\u00a0<\/span><\/span><span class=\"TextRun SCXW45695839 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW45695839 BCX0\">It creates an image where the parallel lines seem to join and separate from each other.\u00a0<\/span><\/span><span class=\"TextRun SCXW45695839 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW45695839 BCX0\">Scholars aren\u2019t\u00a0<\/span><\/span><span class=\"TextRun SCXW45695839 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW45695839 BCX0\">sure why this happens. It could be the way the brain adjusts angles<\/span><\/span><span class=\"TextRun SCXW45695839 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW45695839 BCX0\">,<\/span><\/span><span class=\"TextRun SCXW45695839 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW45695839 BCX0\">\u00a0or it m<\/span><\/span><span class=\"TextRun SCXW45695839 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW45695839 BCX0\">a<\/span><\/span><span class=\"TextRun SCXW45695839 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW45695839 BCX0\">y be how it perceives depth.<\/span><\/span><span class=\"TextRun SCXW45695839 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW45695839 BCX0\">\u00a0The illusion disappears when the colors in the image have equal values of red and green.\u00a0<\/span><\/span><span class=\"EOP SCXW45695839 BCX0\" data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <br \/><\/span><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-68059603 elementor-widget elementor-widget-text-editor\" data-id=\"68059603\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-69d40f78 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"69d40f78\" data-element_type=\"section\" data-settings=\"{&quot;shape_divider_top&quot;:&quot;opacity-tilt&quot;,&quot;shape_divider_bottom&quot;:&quot;curve&quot;}\">\n\t\t\t\t\t<div class=\"elementor-shape elementor-shape-top\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 2600 131.1\" preserveAspectRatio=\"none\">\n\t<path class=\"elementor-shape-fill\" d=\"M0 0L2600 0 2600 69.1 0 0z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.5\" d=\"M0 0L2600 0 2600 69.1 0 69.1z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.25\" d=\"M2600 0L0 0 0 130.1 2600 69.1z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t<div class=\"elementor-shape elementor-shape-bottom\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 1000 100\" preserveAspectRatio=\"none\">\n    <path class=\"elementor-shape-fill\" d=\"M1000,4.3V0H0v4.3C0.9,23.1,126.7,99.2,500,100S1000,22.7,1000,4.3z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-26024860\" data-id=\"26024860\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-82102ec elementor-widget elementor-widget-image\" data-id=\"82102ec\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"420\" height=\"420\" src=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Lilac-Chaser-Illusion.gif\" class=\"attachment-medium_large size-medium_large wp-image-3554053\" alt=\"Image of Lilac Chaser Optical Illusion\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6a794f1 elementor-widget elementor-widget-heading\" data-id=\"6a794f1\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\"> \n\nLilac Chaser Illusion <\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-14be649c elementor-widget elementor-widget-text-editor\" data-id=\"14be649c\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span class=\"TextRun SCXW59058118 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW59058118 BCX0\">Stare at the plus sign in the middle of the image for twenty seconds or so.\u00a0 What do you see happening in the circles around the +?<\/span><\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-66dad55 elementor-widget elementor-widget-toggle\" data-id=\"66dad55\" data-element_type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1071\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-1071\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><svg class=\"e-font-icon-svg e-fas-caret-right\" viewBox=\"0 0 192 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M0 384.662V127.338c0-17.818 21.543-26.741 34.142-14.142l128.662 128.662c7.81 7.81 7.81 20.474 0 28.284L34.142 398.804C21.543 411.404 0 402.48 0 384.662z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><svg class=\"elementor-toggle-icon-opened e-font-icon-svg e-fas-caret-up\" viewBox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M288.662 352H31.338c-17.818 0-26.741-21.543-14.142-34.142l128.662-128.662c7.81-7.81 20.474-7.81 28.284 0l128.662 128.662c12.6 12.599 3.676 34.142-14.142 34.142z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Answer<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1071\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-1071\"><p><span data-contrast=\"auto\">While staring at the + focal point, it seems as<\/span><span data-contrast=\"auto\">\u00a0if<\/span><span data-contrast=\"auto\">\u00a0the lilac dots move in a circle<\/span><span data-contrast=\"auto\">\u00a0that chan<\/span><span data-contrast=\"auto\">g<\/span><span data-contrast=\"auto\">es to a space moving around the circle of lilac dots. After about 10-20 seconds a green dot appears that runs around the ring.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p><p><span data-contrast=\"auto\">Vision expert Jeremy Hinton created the lilac disc in 2005.\u00a0<\/span><span data-contrast=\"auto\">Apparent movement is when a person sees something in one spot and then in another place, and the brain perceives it as\u00a0<\/span><span data-contrast=\"auto\">a\u00a0<\/span><span data-contrast=\"auto\">movement.<\/span><span data-contrast=\"auto\">\u00a0The green color is the afterimage. When a person stares at a color for a while\u00a0<\/span><span data-contrast=\"auto\">and looks away, they may see the same color, which is the positive afterimage. Alternatively<\/span><span data-contrast=\"auto\">,<\/span><span data-contrast=\"auto\">\u00a0they see the negative afterimage<\/span><span data-contrast=\"auto\">, which is the opposing color of the image.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <br \/><\/span><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4144ece6 elementor-widget elementor-widget-text-editor\" data-id=\"4144ece6\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-66d25485 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"66d25485\" data-element_type=\"section\" data-settings=\"{&quot;shape_divider_top&quot;:&quot;opacity-tilt&quot;,&quot;shape_divider_bottom&quot;:&quot;curve&quot;}\">\n\t\t\t\t\t<div class=\"elementor-shape elementor-shape-top\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 2600 131.1\" preserveAspectRatio=\"none\">\n\t<path class=\"elementor-shape-fill\" d=\"M0 0L2600 0 2600 69.1 0 0z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.5\" d=\"M0 0L2600 0 2600 69.1 0 69.1z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.25\" d=\"M2600 0L0 0 0 130.1 2600 69.1z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t<div class=\"elementor-shape elementor-shape-bottom\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 1000 100\" preserveAspectRatio=\"none\">\n    <path class=\"elementor-shape-fill\" d=\"M1000,4.3V0H0v4.3C0.9,23.1,126.7,99.2,500,100S1000,22.7,1000,4.3z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2e4cad91\" data-id=\"2e4cad91\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-505a93ab elementor-widget elementor-widget-image\" data-id=\"505a93ab\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"572\" src=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Poggendorff-Illusion-768x572.png\" class=\"attachment-medium_large size-medium_large wp-image-3554058\" alt=\"Image of Poggendorff Illusion\" srcset=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Poggendorff-Illusion-768x572.png 768w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Poggendorff-Illusion-1024x763.png 1024w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2e471d93 elementor-widget elementor-widget-heading\" data-id=\"2e471d93\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Poggendorff optical Illusion <\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-198e48f5 elementor-widget elementor-widget-text-editor\" data-id=\"198e48f5\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span class=\"TextRun SCXW234879228 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW234879228 BCX0\">Observe the three lines on image.\u00a0 Which line does the b<\/span><\/span><span class=\"TextRun SCXW234879228 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW234879228 BCX0\">lack line connect to<\/span><\/span><span class=\"TextRun SCXW234879228 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW234879228 BCX0\">?<\/span><\/span><span class=\"EOP SCXW234879228 BCX0\" data-ccp-props=\"{\">\u00a0<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d16f279 elementor-widget elementor-widget-toggle\" data-id=\"d16f279\" data-element_type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-2191\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-2191\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><svg class=\"e-font-icon-svg e-fas-caret-right\" viewBox=\"0 0 192 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M0 384.662V127.338c0-17.818 21.543-26.741 34.142-14.142l128.662 128.662c7.81 7.81 7.81 20.474 0 28.284L34.142 398.804C21.543 411.404 0 402.48 0 384.662z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><svg class=\"elementor-toggle-icon-opened e-font-icon-svg e-fas-caret-up\" viewBox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M288.662 352H31.338c-17.818 0-26.741-21.543-14.142-34.142l128.662-128.662c7.81-7.81 20.474-7.81 28.284 0l128.662 128.662c12.6 12.599 3.676 34.142-14.142 34.142z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Answer<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-2191\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-2191\"><p><span data-contrast=\"auto\">Although it seems as if the black line links with the blue line, it matches the red line.\u00a0<\/span><span data-contrast=\"auto\">The image is distorted by the brain<\/span><span data-contrast=\"auto\">&#8216;<\/span><span data-contrast=\"auto\">s perception of diagonal lines interacting with horizon<\/span><span data-contrast=\"auto\">t<\/span><span data-contrast=\"auto\">al and vertical edges.\u00a0<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p><p><span data-contrast=\"auto\">In 1860,\u00a0<\/span><span data-contrast=\"auto\">German physicist Poggendor<\/span><span data-contrast=\"auto\">f<\/span><span data-contrast=\"auto\">f\u00a0<\/span><span data-contrast=\"auto\">received a letter from Johann\u00a0<\/span><span data-contrast=\"auto\">Z\u00f6llner<\/span><span data-contrast=\"auto\">\u00a0describing the illusion created by the fabric design. Poggendor<\/span><span data-contrast=\"auto\">f<\/span><span data-contrast=\"auto\">f\u00a0<\/span><span data-contrast=\"auto\">noticed the\u00a0<\/span><span data-contrast=\"auto\">misalignment<\/span><span data-contrast=\"auto\">\u00a0of the diagonal lines<\/span><span data-contrast=\"auto\">\u00a0in\u00a0<\/span><span data-contrast=\"auto\">the<\/span><span data-contrast=\"auto\">\u00a0fabric design<\/span><span data-contrast=\"auto\">.\u00a0<\/span><span data-contrast=\"auto\">The illusion is caused when a thin diagonal line is\u00a0<\/span><span data-contrast=\"auto\">placed behind wider\u00a0<\/span><span data-contrast=\"auto\">stripes<\/span><span data-contrast=\"auto\">\u00a0at an angle.\u00a0<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <br \/><\/span><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-34eeb285 elementor-widget elementor-widget-text-editor\" data-id=\"34eeb285\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-68266e25 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"68266e25\" data-element_type=\"section\" data-settings=\"{&quot;shape_divider_top&quot;:&quot;opacity-tilt&quot;,&quot;shape_divider_bottom&quot;:&quot;curve&quot;}\">\n\t\t\t\t\t<div class=\"elementor-shape elementor-shape-top\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 2600 131.1\" preserveAspectRatio=\"none\">\n\t<path class=\"elementor-shape-fill\" d=\"M0 0L2600 0 2600 69.1 0 0z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.5\" d=\"M0 0L2600 0 2600 69.1 0 69.1z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.25\" d=\"M2600 0L0 0 0 130.1 2600 69.1z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t<div class=\"elementor-shape elementor-shape-bottom\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 1000 100\" preserveAspectRatio=\"none\">\n    <path class=\"elementor-shape-fill\" d=\"M1000,4.3V0H0v4.3C0.9,23.1,126.7,99.2,500,100S1000,22.7,1000,4.3z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2caa7678\" data-id=\"2caa7678\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-204b779f elementor-widget elementor-widget-image\" data-id=\"204b779f\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"513\" src=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Image-of-Ames-Room-Optical-Illusion-768x513.jpg\" class=\"attachment-medium_large size-medium_large wp-image-3554069\" alt=\"Image of Ames Room Optical Illusion\" srcset=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Image-of-Ames-Room-Optical-Illusion-768x513.jpg 768w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Image-of-Ames-Room-Optical-Illusion-150x100.jpg 150w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Image-of-Ames-Room-Optical-Illusion-360x240.jpg 360w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Image-of-Ames-Room-Optical-Illusion-500x334.jpg 500w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Image-of-Ames-Room-Optical-Illusion-250x167.jpg 250w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Image-of-Ames-Room-Optical-Illusion-719x480.jpg 719w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Image-of-Ames-Room-Optical-Illusion.jpg 800w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-142f02d6 elementor-widget elementor-widget-heading\" data-id=\"142f02d6\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Two Women Illusion<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-77bbc3f3 elementor-widget elementor-widget-text-editor\" data-id=\"77bbc3f3\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span class=\"TextRun SCXW220417640 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW220417640 BCX0\">What do you\u00a0<\/span><\/span><span class=\"TextRun SCXW220417640 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW220417640 BCX0\">notice<\/span><\/span><span class=\"TextRun SCXW220417640 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW220417640 BCX0\">\u00a0about the women in the picture?<\/span><\/span><span class=\"EOP SCXW220417640 BCX0\" data-ccp-props=\"{\"> Which one is shorter than the other?<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-401fb89 elementor-widget elementor-widget-toggle\" data-id=\"401fb89\" data-element_type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-6721\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-6721\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><svg class=\"e-font-icon-svg e-fas-caret-right\" viewBox=\"0 0 192 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M0 384.662V127.338c0-17.818 21.543-26.741 34.142-14.142l128.662 128.662c7.81 7.81 7.81 20.474 0 28.284L34.142 398.804C21.543 411.404 0 402.48 0 384.662z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><svg class=\"elementor-toggle-icon-opened e-font-icon-svg e-fas-caret-up\" viewBox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M288.662 352H31.338c-17.818 0-26.741-21.543-14.142-34.142l128.662-128.662c7.81-7.81 20.474-7.81 28.284 0l128.662 128.662c12.6 12.599 3.676 34.142-14.142 34.142z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Answer<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-6721\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-6721\"><p><span class=\"TextRun SCXW243889100 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW243889100 BCX0\">The women\u00a0<\/span><\/span><span class=\"TextRun SCXW243889100 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW243889100 BCX0\">are the same size &#8211; although they seem to be different sizes.\u00a0<\/span><\/span><span class=\"TextRun SCXW243889100 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW243889100 BCX0\">The room appears square but\u00a0<\/span><\/span><span class=\"TextRun SCXW243889100 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW243889100 BCX0\">distort<\/span><\/span><span class=\"TextRun SCXW243889100 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW243889100 BCX0\">s into a trapezoidal shape.\u00a0<\/span><\/span><span class=\"TextRun SCXW243889100 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW243889100 BCX0\">The woman at the left\u00a0<\/span><\/span><span class=\"TextRun SCXW243889100 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW243889100 BCX0\">is standing\u00a0<\/span><\/span><span class=\"TextRun SCXW243889100 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW243889100 BCX0\">closer than the woman to the right<\/span><\/span><span class=\"TextRun SCXW243889100 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW243889100 BCX0\">, but it seems visually as if they are in the same depth of field. Hence, the one looks taller than the other<\/span><\/span><span class=\"TextRun SCXW243889100 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW243889100 BCX0\">.<\/span><\/span><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6caa996d elementor-widget elementor-widget-text-editor\" data-id=\"6caa996d\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><a href=\"https:\/\/www.verywellmind.com\/thmb\/UyFz-aR656r69M7AvN_Vomyynsc=\/800x534\/filters:no_upscale():max_bytes(150000):strip_icc()\/ames-room-illusion-56a791985f9b58b7d0ebbd04.jpg\" target=\"_blank\" rel=\"nofollow noopener\">Image Source<\/a><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-72b8411a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"72b8411a\" data-element_type=\"section\" data-settings=\"{&quot;shape_divider_top&quot;:&quot;opacity-tilt&quot;,&quot;shape_divider_bottom&quot;:&quot;curve&quot;}\">\n\t\t\t\t\t<div class=\"elementor-shape elementor-shape-top\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 2600 131.1\" preserveAspectRatio=\"none\">\n\t<path class=\"elementor-shape-fill\" d=\"M0 0L2600 0 2600 69.1 0 0z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.5\" d=\"M0 0L2600 0 2600 69.1 0 69.1z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.25\" d=\"M2600 0L0 0 0 130.1 2600 69.1z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t<div class=\"elementor-shape elementor-shape-bottom\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 1000 100\" preserveAspectRatio=\"none\">\n    <path class=\"elementor-shape-fill\" d=\"M1000,4.3V0H0v4.3C0.9,23.1,126.7,99.2,500,100S1000,22.7,1000,4.3z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-5affa0b3\" data-id=\"5affa0b3\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-68ed87c0 elementor-widget elementor-widget-image\" data-id=\"68ed87c0\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"369\" height=\"293\" src=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Ponzo_illusion.png\" class=\"attachment-medium_large size-medium_large wp-image-3554059\" alt=\"Image of Ponzo Optical Illusion of yellow horizontal lines\" srcset=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Ponzo_illusion.png 369w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Ponzo_illusion-150x119.png 150w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Ponzo_illusion-360x286.png 360w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Ponzo_illusion-250x199.png 250w\" sizes=\"(max-width: 369px) 100vw, 369px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-33681959 elementor-widget elementor-widget-heading\" data-id=\"33681959\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Ponzo Optical Illusion<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3e89e294 elementor-widget elementor-widget-text-editor\" data-id=\"3e89e294\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span class=\"TextRun SCXW144758027 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW144758027 BCX0\">Which yellow horizontal line is the longest?<\/span><\/span><span class=\"EOP SCXW144758027 BCX0\" data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3967141 elementor-widget elementor-widget-toggle\" data-id=\"3967141\" data-element_type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-6011\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-6011\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><svg class=\"e-font-icon-svg e-fas-caret-right\" viewBox=\"0 0 192 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M0 384.662V127.338c0-17.818 21.543-26.741 34.142-14.142l128.662 128.662c7.81 7.81 7.81 20.474 0 28.284L34.142 398.804C21.543 411.404 0 402.48 0 384.662z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><svg class=\"elementor-toggle-icon-opened e-font-icon-svg e-fas-caret-up\" viewBox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M288.662 352H31.338c-17.818 0-26.741-21.543-14.142-34.142l128.662-128.662c7.81-7.81 20.474-7.81 28.284 0l128.662 128.662c12.6 12.599 3.676 34.142-14.142 34.142z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Answer<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-6011\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-6011\"><p><span class=\"TextRun SCXW106279899 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW106279899 BCX0\">The two yellow lines are the same length. The upper line seems longer\u00a0<\/span><\/span><span class=\"TextRun SCXW106279899 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW106279899 BCX0\">because of the parallel lines converging in the distance.\u00a0<\/span><\/span><span class=\"TextRun SCXW106279899 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW106279899 BCX0\">The perspective hypothesis explains the illusion. In\u00a0<\/span><\/span><span class=\"TextRun SCXW106279899 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW106279899 BCX0\">three dimensions an object in the distance needs to be larger to appear the same size as a closer object.<\/span><\/span><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7691bf03 elementor-widget elementor-widget-text-editor\" data-id=\"7691bf03\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-4969db73 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4969db73\" data-element_type=\"section\" data-settings=\"{&quot;shape_divider_top&quot;:&quot;opacity-tilt&quot;,&quot;shape_divider_bottom&quot;:&quot;curve&quot;}\">\n\t\t\t\t\t<div class=\"elementor-shape elementor-shape-top\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 2600 131.1\" preserveAspectRatio=\"none\">\n\t<path class=\"elementor-shape-fill\" d=\"M0 0L2600 0 2600 69.1 0 0z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.5\" d=\"M0 0L2600 0 2600 69.1 0 69.1z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.25\" d=\"M2600 0L0 0 0 130.1 2600 69.1z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t<div class=\"elementor-shape elementor-shape-bottom\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 1000 100\" preserveAspectRatio=\"none\">\n    <path class=\"elementor-shape-fill\" d=\"M1000,4.3V0H0v4.3C0.9,23.1,126.7,99.2,500,100S1000,22.7,1000,4.3z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-193e8f67\" data-id=\"193e8f67\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-18a52c9 elementor-widget elementor-widget-image\" data-id=\"18a52c9\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"400\" src=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/30_ebb_main.jpg\" class=\"attachment-medium_large size-medium_large wp-image-3554070\" alt=\"Image of Ebbinghaus optical illusion\" srcset=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/30_ebb_main.jpg 650w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/30_ebb_main-150x92.jpg 150w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/30_ebb_main-360x222.jpg 360w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/30_ebb_main-500x308.jpg 500w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/30_ebb_main-250x154.jpg 250w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-63d63458 elementor-widget elementor-widget-heading\" data-id=\"63d63458\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Ebbinghaus Optical Illusion <\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5a250635 elementor-widget elementor-widget-text-editor\" data-id=\"5a250635\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span class=\"TextRun SCXW158825530 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW158825530 BCX0\">Which of the two orange\u00a0<\/span><\/span><span class=\"TextRun SCXW158825530 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW158825530 BCX0\">discs<\/span><\/span><span class=\"TextRun SCXW158825530 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW158825530 BCX0\">\u00a0is smaller &#8211; the left one or the right one?<\/span><\/span><span class=\"EOP SCXW158825530 BCX0\" data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3c5d2cc elementor-widget elementor-widget-toggle\" data-id=\"3c5d2cc\" data-element_type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-6321\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-6321\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><svg class=\"e-font-icon-svg e-fas-caret-right\" viewBox=\"0 0 192 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M0 384.662V127.338c0-17.818 21.543-26.741 34.142-14.142l128.662 128.662c7.81 7.81 7.81 20.474 0 28.284L34.142 398.804C21.543 411.404 0 402.48 0 384.662z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><svg class=\"elementor-toggle-icon-opened e-font-icon-svg e-fas-caret-up\" viewBox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M288.662 352H31.338c-17.818 0-26.741-21.543-14.142-34.142l128.662-128.662c7.81-7.81 20.474-7.81 28.284 0l128.662 128.662c12.6 12.599 3.676 34.142-14.142 34.142z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Answer<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-6321\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-6321\"><p><span class=\"TextRun SCXW82178324 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW82178324 BCX0\">The orange\u00a0<\/span><\/span><span class=\"TextRun SCXW82178324 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW82178324 BCX0\">discs<\/span><\/span><span class=\"TextRun SCXW82178324 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW82178324 BCX0\">\u00a0are the same size. The illusion was discovered by German psychologist Hermann Ebbinghaus\u00a0<\/span><\/span><span class=\"TextRun SCXW82178324 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW82178324 BCX0\">but w<\/span><\/span><span class=\"TextRun SCXW82178324 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW82178324 BCX0\">as<\/span><\/span><span class=\"TextRun SCXW82178324 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW82178324 BCX0\">\u00a0<\/span><\/span><span class=\"TextRun SCXW82178324 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW82178324 BCX0\">popularized<\/span><\/span><span class=\"TextRun SCXW82178324 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW82178324 BCX0\">\u00a0in 1901\u00a0<\/span><\/span><span class=\"TextRun SCXW82178324 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW82178324 BCX0\">when published in a textbook by\u00a0<\/span><\/span><span class=\"TextRun SCXW82178324 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW82178324 BCX0\">Edward\u00a0<\/span><\/span><span class=\"TextRun SCXW82178324 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW82178324 BCX0\">Titchener.\u00a0<\/span><\/span><span class=\"TextRun SCXW82178324 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW82178324 BCX0\">It is a size contrast illusion<\/span><\/span><span class=\"TextRun SCXW82178324 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW82178324 BCX0\">. The surrounding blue disc sizes\u00a0<\/span><\/span><span class=\"TextRun SCXW82178324 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW82178324 BCX0\">i<\/span><\/span><span class=\"TextRun SCXW82178324 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW82178324 BCX0\">nfluence the perception of the orange disc sizes.<\/span><\/span><span class=\"EOP SCXW82178324 BCX0\" data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <br \/><\/span><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-41db76fa elementor-widget elementor-widget-text-editor\" data-id=\"41db76fa\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><a href=\"https:\/\/www.illusionsindex.org\/images\/illusions\/ebbinghaus-illusion\/30_ebb_main.jpg\" target=\"_blank\" rel=\"nofollow noopener\">Image Source<\/a><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2cb4f01a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2cb4f01a\" data-element_type=\"section\" data-settings=\"{&quot;shape_divider_top&quot;:&quot;opacity-tilt&quot;,&quot;shape_divider_bottom&quot;:&quot;curve&quot;}\">\n\t\t\t\t\t<div class=\"elementor-shape elementor-shape-top\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 2600 131.1\" preserveAspectRatio=\"none\">\n\t<path class=\"elementor-shape-fill\" d=\"M0 0L2600 0 2600 69.1 0 0z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.5\" d=\"M0 0L2600 0 2600 69.1 0 69.1z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.25\" d=\"M2600 0L0 0 0 130.1 2600 69.1z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t<div class=\"elementor-shape elementor-shape-bottom\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 1000 100\" preserveAspectRatio=\"none\">\n    <path class=\"elementor-shape-fill\" d=\"M1000,4.3V0H0v4.3C0.9,23.1,126.7,99.2,500,100S1000,22.7,1000,4.3z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-72c4f1ec\" data-id=\"72c4f1ec\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-aff83cf elementor-widget elementor-widget-image\" data-id=\"aff83cf\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"177\" height=\"284\" src=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Hering-illusion.png\" class=\"attachment-medium_large size-medium_large wp-image-3554050\" alt=\"Image of Hering Optical Illusion\" srcset=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Hering-illusion.png 177w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Hering-illusion-93x150.png 93w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Hering-illusion-156x250.png 156w\" sizes=\"(max-width: 177px) 100vw, 177px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-20dd2006 elementor-widget elementor-widget-heading\" data-id=\"20dd2006\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Hering Optical Illusion<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-59866285 elementor-widget elementor-widget-text-editor\" data-id=\"59866285\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span class=\"TextRun SCXW174920421 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW174920421 BCX0\">Which way do the vertical lines bend?\u00a0<\/span><\/span><span class=\"EOP SCXW174920421 BCX0\" data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e0ca63e elementor-widget elementor-widget-toggle\" data-id=\"e0ca63e\" data-element_type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-2351\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-2351\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><svg class=\"e-font-icon-svg e-fas-caret-right\" viewBox=\"0 0 192 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M0 384.662V127.338c0-17.818 21.543-26.741 34.142-14.142l128.662 128.662c7.81 7.81 7.81 20.474 0 28.284L34.142 398.804C21.543 411.404 0 402.48 0 384.662z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><svg class=\"elementor-toggle-icon-opened e-font-icon-svg e-fas-caret-up\" viewBox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M288.662 352H31.338c-17.818 0-26.741-21.543-14.142-34.142l128.662-128.662c7.81-7.81 20.474-7.81 28.284 0l128.662 128.662c12.6 12.599 3.676 34.142-14.142 34.142z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Answer<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-2351\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-2351\"><p><span class=\"TextRun SCXW38421381 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW38421381 BCX0\">The lines are straight<\/span><\/span><span class=\"TextRun SCXW38421381 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW38421381 BCX0\">. It seems as if the lines are bending outward due to the\u00a0<\/span><\/span><span class=\"TextRun SCXW38421381 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW38421381 BCX0\">false impression of depth\u00a0<\/span><\/span><span class=\"TextRun SCXW38421381 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW38421381 BCX0\">created by the\u00a0<\/span><\/span><span class=\"TextRun SCXW38421381 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW38421381 BCX0\">radial background. German physiologist Ewald Hering discovered\u00a0<\/span><\/span><span class=\"TextRun SCXW38421381 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW38421381 BCX0\">this geometric optical illusion in\u00a0<\/span><\/span><span class=\"TextRun SCXW38421381 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW38421381 BCX0\">1861.<\/span><\/span><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-62b89700 elementor-widget elementor-widget-text-editor\" data-id=\"62b89700\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-44e007fe elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"44e007fe\" data-element_type=\"section\" data-settings=\"{&quot;shape_divider_top&quot;:&quot;opacity-tilt&quot;,&quot;shape_divider_bottom&quot;:&quot;curve&quot;}\">\n\t\t\t\t\t<div class=\"elementor-shape elementor-shape-top\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 2600 131.1\" preserveAspectRatio=\"none\">\n\t<path class=\"elementor-shape-fill\" d=\"M0 0L2600 0 2600 69.1 0 0z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.5\" d=\"M0 0L2600 0 2600 69.1 0 69.1z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.25\" d=\"M2600 0L0 0 0 130.1 2600 69.1z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t<div class=\"elementor-shape elementor-shape-bottom\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 1000 100\" preserveAspectRatio=\"none\">\n    <path class=\"elementor-shape-fill\" d=\"M1000,4.3V0H0v4.3C0.9,23.1,126.7,99.2,500,100S1000,22.7,1000,4.3z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-6b73599e\" data-id=\"6b73599e\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f199008 elementor-widget elementor-widget-image\" data-id=\"f199008\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"723\" height=\"372\" src=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Moon-illusion.jpg\" class=\"attachment-medium_large size-medium_large wp-image-3554054\" alt=\"Image of Moon Illusin\" srcset=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Moon-illusion.jpg 723w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Moon-illusion-150x77.jpg 150w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Moon-illusion-360x185.jpg 360w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Moon-illusion-500x257.jpg 500w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Moon-illusion-250x129.jpg 250w\" sizes=\"(max-width: 723px) 100vw, 723px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3f7fdc43 elementor-widget elementor-widget-heading\" data-id=\"3f7fdc43\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Moon Illusion<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7a9f6fbf elementor-widget elementor-widget-text-editor\" data-id=\"7a9f6fbf\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span class=\"TextRun SCXW244986626 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW244986626 BCX0\">Is the moon bigger when seen at the horizon than in the sky?\u00a0<\/span><\/span><span class=\"EOP SCXW244986626 BCX0\" data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-87acff4 elementor-widget elementor-widget-toggle\" data-id=\"87acff4\" data-element_type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1421\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-1421\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><svg class=\"e-font-icon-svg e-fas-caret-right\" viewBox=\"0 0 192 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M0 384.662V127.338c0-17.818 21.543-26.741 34.142-14.142l128.662 128.662c7.81 7.81 7.81 20.474 0 28.284L34.142 398.804C21.543 411.404 0 402.48 0 384.662z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><svg class=\"elementor-toggle-icon-opened e-font-icon-svg e-fas-caret-up\" viewBox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M288.662 352H31.338c-17.818 0-26.741-21.543-14.142-34.142l128.662-128.662c7.81-7.81 20.474-7.81 28.284 0l128.662 128.662c12.6 12.599 3.676 34.142-14.142 34.142z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Answer<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1421\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-1421\"><p><span class=\"TextRun SCXW203106531 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW203106531 BCX0\">It seems\u00a0<\/span><\/span><span class=\"TextRun SCXW203106531 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW203106531 BCX0\">as if the moon is more prominent,\u00a0<\/span><\/span><span class=\"TextRun SCXW203106531 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW203106531 BCX0\">surrounded by scenery than high in the sky<\/span><\/span><span class=\"TextRun SCXW203106531 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW203106531 BCX0\">.\u00a0<\/span><\/span><span class=\"TextRun SCXW203106531 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW203106531 BCX0\">The reason why the moon seems bigger closer to the horizon is due to depth perception. The trees, building, and surrounding\u00a0<\/span><\/span><span class=\"TextRun SCXW203106531 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW203106531 BCX0\">images are the depth cues. In the sky<\/span><\/span><span class=\"TextRun SCXW203106531 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW203106531 BCX0\">,<\/span><\/span><span class=\"TextRun SCXW203106531 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW203106531 BCX0\">\u00a0there aren\u2019t any depth cues to relate to the moon.\u00a0<\/span><\/span><span class=\"TextRun SCXW203106531 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW203106531 BCX0\">The color of the moon,\u00a0<\/span><\/span><span class=\"TextRun SCXW203106531 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW203106531 BCX0\">atmospheric perspective<\/span><\/span><span class=\"TextRun SCXW203106531 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW203106531 BCX0\">,<\/span><\/span><span class=\"TextRun SCXW203106531 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW203106531 BCX0\">\u00a0and visual factors influence how the moon\u2019s size is perceived.\u00a0<\/span><\/span><span class=\"EOP SCXW203106531 BCX0\" data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <br \/><\/span><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4667d7c6 elementor-widget elementor-widget-text-editor\" data-id=\"4667d7c6\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-15b594cc elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"15b594cc\" data-element_type=\"section\" data-settings=\"{&quot;shape_divider_top&quot;:&quot;opacity-tilt&quot;,&quot;shape_divider_bottom&quot;:&quot;curve&quot;}\">\n\t\t\t\t\t<div class=\"elementor-shape elementor-shape-top\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 2600 131.1\" preserveAspectRatio=\"none\">\n\t<path class=\"elementor-shape-fill\" d=\"M0 0L2600 0 2600 69.1 0 0z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.5\" d=\"M0 0L2600 0 2600 69.1 0 69.1z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.25\" d=\"M2600 0L0 0 0 130.1 2600 69.1z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t<div class=\"elementor-shape elementor-shape-bottom\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 1000 100\" preserveAspectRatio=\"none\">\n    <path class=\"elementor-shape-fill\" d=\"M1000,4.3V0H0v4.3C0.9,23.1,126.7,99.2,500,100S1000,22.7,1000,4.3z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2d976208\" data-id=\"2d976208\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2f9de850 elementor-widget elementor-widget-image\" data-id=\"2f9de850\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"720\" height=\"540\" src=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Stroop-Effect-Illusion.jpg\" class=\"attachment-medium_large size-medium_large wp-image-3554061\" alt=\"Image of Stroop Effect Illusion\" srcset=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Stroop-Effect-Illusion.jpg 720w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Stroop-Effect-Illusion-150x113.jpg 150w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Stroop-Effect-Illusion-360x270.jpg 360w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Stroop-Effect-Illusion-500x375.jpg 500w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Stroop-Effect-Illusion-250x188.jpg 250w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Stroop-Effect-Illusion-640x480.jpg 640w\" sizes=\"(max-width: 720px) 100vw, 720px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-43dadff6 elementor-widget elementor-widget-heading\" data-id=\"43dadff6\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Stroop Effect Illusion<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-13d6b001 elementor-widget elementor-widget-text-editor\" data-id=\"13d6b001\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span class=\"TextRun SCXW31998134 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW31998134 BCX0\">Which is faster to read the words or ignoring the words but reading the color of each word?\u00a0<\/span><\/span><span class=\"EOP SCXW31998134 BCX0\" data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e800434 elementor-widget elementor-widget-toggle\" data-id=\"e800434\" data-element_type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-2431\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-2431\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><svg class=\"e-font-icon-svg e-fas-caret-right\" viewBox=\"0 0 192 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M0 384.662V127.338c0-17.818 21.543-26.741 34.142-14.142l128.662 128.662c7.81 7.81 7.81 20.474 0 28.284L34.142 398.804C21.543 411.404 0 402.48 0 384.662z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><svg class=\"elementor-toggle-icon-opened e-font-icon-svg e-fas-caret-up\" viewBox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M288.662 352H31.338c-17.818 0-26.741-21.543-14.142-34.142l128.662-128.662c7.81-7.81 20.474-7.81 28.284 0l128.662 128.662c12.6 12.599 3.676 34.142-14.142 34.142z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Answer<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-2431\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-2431\"><p><span class=\"TextRun SCXW5415326 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW5415326 BCX0\">It\u2019s faster to read the text.\u00a0<\/span><\/span><span class=\"TextRun SCXW5415326 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW5415326 BCX0\">J. Ridley Stroop discovered this\u00a0<\/span><\/span><span class=\"TextRun SCXW5415326 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW5415326 BCX0\">marvel\u00a0<\/span><\/span><span class=\"TextRun SCXW5415326 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW5415326 BCX0\">in 1930.<\/span><\/span><span class=\"TextRun SCXW5415326 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW5415326 BCX0\">\u00a0When reading the color instead of the word, the brain receives conflicting messages.\u00a0<\/span><\/span><span class=\"TextRun SCXW5415326 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW5415326 BCX0\">The Speed of Processing theory explains\u00a0<\/span><\/span><span class=\"TextRun SCXW5415326 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW5415326 BCX0\">t<\/span><\/span><span class=\"TextRun SCXW5415326 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW5415326 BCX0\">he interference\u00a0<\/span><\/span><span class=\"TextRun SCXW5415326 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW5415326 BCX0\">because\u00a0<\/span><\/span><span class=\"TextRun SCXW5415326 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW5415326 BCX0\">the\u00a0<\/span><\/span><span class=\"TextRun SCXW5415326 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW5415326 BCX0\">text reads faster than words.\u00a0<\/span><\/span><span class=\"TextRun SCXW5415326 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW5415326 BCX0\">According to the Selective Attention Theory, naming the color requires more attention than reading the text.<\/span><\/span><span class=\"EOP SCXW5415326 BCX0\" data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <br \/><\/span><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-23655600 elementor-widget elementor-widget-text-editor\" data-id=\"23655600\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-1db5f9ba elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1db5f9ba\" data-element_type=\"section\" data-settings=\"{&quot;shape_divider_top&quot;:&quot;opacity-tilt&quot;,&quot;shape_divider_bottom&quot;:&quot;curve&quot;}\">\n\t\t\t\t\t<div class=\"elementor-shape elementor-shape-top\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 2600 131.1\" preserveAspectRatio=\"none\">\n\t<path class=\"elementor-shape-fill\" d=\"M0 0L2600 0 2600 69.1 0 0z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.5\" d=\"M0 0L2600 0 2600 69.1 0 69.1z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.25\" d=\"M2600 0L0 0 0 130.1 2600 69.1z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t<div class=\"elementor-shape elementor-shape-bottom\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 1000 100\" preserveAspectRatio=\"none\">\n    <path class=\"elementor-shape-fill\" d=\"M1000,4.3V0H0v4.3C0.9,23.1,126.7,99.2,500,100S1000,22.7,1000,4.3z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-1698a182\" data-id=\"1698a182\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-51c16ee7 elementor-widget elementor-widget-image\" data-id=\"51c16ee7\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"317\" height=\"159\" src=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Red-Strawberries.jpg\" class=\"attachment-medium_large size-medium_large wp-image-3554060\" alt=\"Image of Strawberry Illusion\" srcset=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Red-Strawberries.jpg 317w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Red-Strawberries-150x75.jpg 150w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Red-Strawberries-250x125.jpg 250w\" sizes=\"(max-width: 317px) 100vw, 317px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5d59c879 elementor-widget elementor-widget-heading\" data-id=\"5d59c879\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Strawberry Illusion<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7ebfdf30 elementor-widget elementor-widget-text-editor\" data-id=\"7ebfdf30\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>What color are the strawberries?<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6031d3a elementor-widget elementor-widget-toggle\" data-id=\"6031d3a\" data-element_type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1001\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-1001\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><svg class=\"e-font-icon-svg e-fas-caret-right\" viewBox=\"0 0 192 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M0 384.662V127.338c0-17.818 21.543-26.741 34.142-14.142l128.662 128.662c7.81 7.81 7.81 20.474 0 28.284L34.142 398.804C21.543 411.404 0 402.48 0 384.662z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><svg class=\"elementor-toggle-icon-opened e-font-icon-svg e-fas-caret-up\" viewBox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M288.662 352H31.338c-17.818 0-26.741-21.543-14.142-34.142l128.662-128.662c7.81-7.81 20.474-7.81 28.284 0l128.662 128.662c12.6 12.599 3.676 34.142-14.142 34.142z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Answer<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1001\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-1001\"><p><span class=\"TextRun SCXW265507182 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW265507182 BCX0\">The strawberries aren\u2019t red.<\/span><\/span><span class=\"TextRun SCXW265507182 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW265507182 BCX0\">\u00a0<\/span><\/span><span class=\"TextRun SCXW265507182 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW265507182 BCX0\">There<\/span><\/span><span class=\"TextRun SCXW265507182 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW265507182 BCX0\">\u00a0are<\/span><\/span><span class=\"TextRun SCXW265507182 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW265507182 BCX0\">\u00a0no red pixels in the image<\/span><\/span><span class=\"TextRun SCXW265507182 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW265507182 BCX0\">; only cyan<\/span><\/span><span class=\"TextRun SCXW265507182 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW265507182 BCX0\">\u00a0pixels.\u00a0<\/span><\/span><span class=\"TextRun SCXW265507182 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW265507182 BCX0\">Japanese\u00a0<\/span><\/span><span class=\"TextRun SCXW265507182 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW265507182 BCX0\">P<\/span><\/span><span class=\"TextRun SCXW265507182 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW265507182 BCX0\">s<\/span><\/span><span class=\"TextRun SCXW265507182 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW265507182 BCX0\">ychology<\/span><\/span><span class=\"TextRun SCXW265507182 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW265507182 BCX0\">\u00a0<\/span><\/span><span class=\"TextRun SCXW265507182 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW265507182 BCX0\">professor\u00a0<\/span><\/span><span class=\"TextRun SCXW265507182 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW265507182 BCX0\">A<\/span><\/span><span class=\"TextRun SCXW265507182 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW265507182 BCX0\">kiyoshi Kitaoka<\/span><\/span><span class=\"TextRun SCXW265507182 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW265507182 BCX0\">\u00a0published the picture on Twitter<\/span><\/span><span class=\"TextRun SCXW265507182 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW265507182 BCX0\">. The National Eye Institute explains that the brain\u00a0<\/span><\/span><span class=\"TextRun SCXW265507182 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW265507182 BCX0\">&#8216;corrects&#8217; the color when it perceives it in a different color.<\/span><\/span><span class=\"EOP SCXW265507182 BCX0\" data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <br \/><\/span><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-13090ed9 elementor-widget elementor-widget-text-editor\" data-id=\"13090ed9\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7f0e5c4e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7f0e5c4e\" data-element_type=\"section\" data-settings=\"{&quot;shape_divider_top&quot;:&quot;opacity-tilt&quot;,&quot;shape_divider_bottom&quot;:&quot;curve&quot;}\">\n\t\t\t\t\t<div class=\"elementor-shape elementor-shape-top\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 2600 131.1\" preserveAspectRatio=\"none\">\n\t<path class=\"elementor-shape-fill\" d=\"M0 0L2600 0 2600 69.1 0 0z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.5\" d=\"M0 0L2600 0 2600 69.1 0 69.1z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.25\" d=\"M2600 0L0 0 0 130.1 2600 69.1z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t<div class=\"elementor-shape elementor-shape-bottom\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 1000 100\" preserveAspectRatio=\"none\">\n    <path class=\"elementor-shape-fill\" d=\"M1000,4.3V0H0v4.3C0.9,23.1,126.7,99.2,500,100S1000,22.7,1000,4.3z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-7e47208f\" data-id=\"7e47208f\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-58e24a48 elementor-widget elementor-widget-image\" data-id=\"58e24a48\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"480\" height=\"443\" src=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Image-of-Troxler-Fading-Circle-Illusion.png\" class=\"attachment-medium_large size-medium_large wp-image-3554090\" alt=\"Image of Troxler Fading Circle Illusion\" srcset=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Image-of-Troxler-Fading-Circle-Illusion.png 480w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Image-of-Troxler-Fading-Circle-Illusion-150x138.png 150w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Image-of-Troxler-Fading-Circle-Illusion-360x332.png 360w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Image-of-Troxler-Fading-Circle-Illusion-250x231.png 250w\" sizes=\"(max-width: 480px) 100vw, 480px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-41ebc317 elementor-widget elementor-widget-heading\" data-id=\"41ebc317\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Troxler\u2019s Fading Circle Illusion <\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-635edc4b elementor-widget elementor-widget-text-editor\" data-id=\"635edc4b\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span class=\"TextRun SCXW162971029 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW162971029 BCX0\">What happens to the circle when you stare at the\u00a0<\/span><\/span><span class=\"TextRun SCXW162971029 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW162971029 BCX0\">dot in\u00a0<\/span><\/span><span class=\"TextRun SCXW162971029 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW162971029 BCX0\">center of the ring for about 20 seconds?<\/span><\/span><span class=\"EOP SCXW162971029 BCX0\" data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-17c845b elementor-widget elementor-widget-toggle\" data-id=\"17c845b\" data-element_type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-2491\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-2491\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><svg class=\"e-font-icon-svg e-fas-caret-right\" viewBox=\"0 0 192 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M0 384.662V127.338c0-17.818 21.543-26.741 34.142-14.142l128.662 128.662c7.81 7.81 7.81 20.474 0 28.284L34.142 398.804C21.543 411.404 0 402.48 0 384.662z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><svg class=\"elementor-toggle-icon-opened e-font-icon-svg e-fas-caret-up\" viewBox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M288.662 352H31.338c-17.818 0-26.741-21.543-14.142-34.142l128.662-128.662c7.81-7.81 20.474-7.81 28.284 0l128.662 128.662c12.6 12.599 3.676 34.142-14.142 34.142z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Answer<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-2491\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-2491\"><p><span class=\"TextRun SCXW83346354 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW83346354 BCX0\">The circle fades and disappears. In 1804, Swiss physician and philosopher Ignaz Troxler used the illusion to demonstrate how efficient the brain functions. The brain filters out unimportant and non-threatening information to focus on what&#8217;s important. When staring at the\u00a0<\/span><\/span><span class=\"TextRun SCXW83346354 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW83346354 BCX0\">dot<\/span><\/span><span class=\"TextRun SCXW83346354 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW83346354 BCX0\">, the brain doesn&#8217;t receive any new information, and the circle fades into the white background as the brain disposes of unimportant data.\u00a0 <br \/><\/span><\/span><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-55755fe7 elementor-widget elementor-widget-text-editor\" data-id=\"55755fe7\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<a href=\"https:\/\/amp.insider.com\/images\/5a5fa05255ac5621008b46aa-480-443.png\" target=\"_blank\" rel=\"nofollow noopener\">Image Source<\/a>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-220cd539 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"220cd539\" data-element_type=\"section\" data-settings=\"{&quot;shape_divider_top&quot;:&quot;opacity-tilt&quot;,&quot;shape_divider_bottom&quot;:&quot;curve&quot;}\">\n\t\t\t\t\t<div class=\"elementor-shape elementor-shape-top\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 2600 131.1\" preserveAspectRatio=\"none\">\n\t<path class=\"elementor-shape-fill\" d=\"M0 0L2600 0 2600 69.1 0 0z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.5\" d=\"M0 0L2600 0 2600 69.1 0 69.1z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.25\" d=\"M2600 0L0 0 0 130.1 2600 69.1z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t<div class=\"elementor-shape elementor-shape-bottom\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 1000 100\" preserveAspectRatio=\"none\">\n    <path class=\"elementor-shape-fill\" d=\"M1000,4.3V0H0v4.3C0.9,23.1,126.7,99.2,500,100S1000,22.7,1000,4.3z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-4a39b18e\" data-id=\"4a39b18e\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-16cf95e4 elementor-widget elementor-widget-image\" data-id=\"16cf95e4\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"596\" src=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Image-of-Anderson-Checker-Shadow-Illusion-768x596.jpg\" class=\"attachment-medium_large size-medium_large wp-image-3554086\" alt=\"Image of Checker Shadow Illusion\" srcset=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Image-of-Anderson-Checker-Shadow-Illusion-768x596.jpg 768w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Image-of-Anderson-Checker-Shadow-Illusion-150x117.jpg 150w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Image-of-Anderson-Checker-Shadow-Illusion-360x280.jpg 360w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Image-of-Anderson-Checker-Shadow-Illusion-500x388.jpg 500w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Image-of-Anderson-Checker-Shadow-Illusion-250x194.jpg 250w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Image-of-Anderson-Checker-Shadow-Illusion-618x480.jpg 618w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Image-of-Anderson-Checker-Shadow-Illusion.jpg 900w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-16f07168 elementor-widget elementor-widget-heading\" data-id=\"16f07168\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Checkerboard Cylinder Shadow Optical Illusion <\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-545a9ffe elementor-widget elementor-widget-text-editor\" data-id=\"545a9ffe\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span class=\"TextRun SCXW260650376 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW260650376 BCX0\">Take a look at the checkerboard pattern. What color is square A? Square B?<\/span><\/span><span class=\"EOP SCXW260650376 BCX0\" data-ccp-props=\"{\">\u00a0<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e41fb09 elementor-widget elementor-widget-toggle\" data-id=\"e41fb09\" data-element_type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-2391\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-2391\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><svg class=\"e-font-icon-svg e-fas-caret-right\" viewBox=\"0 0 192 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M0 384.662V127.338c0-17.818 21.543-26.741 34.142-14.142l128.662 128.662c7.81 7.81 7.81 20.474 0 28.284L34.142 398.804C21.543 411.404 0 402.48 0 384.662z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><svg class=\"elementor-toggle-icon-opened e-font-icon-svg e-fas-caret-up\" viewBox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M288.662 352H31.338c-17.818 0-26.741-21.543-14.142-34.142l128.662-128.662c7.81-7.81 20.474-7.81 28.284 0l128.662 128.662c12.6 12.599 3.676 34.142-14.142 34.142z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Answer<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-2391\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-2391\"><p><span class=\"TextRun SCXW243513849 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW243513849 BCX0\">The two\u00a0<\/span><\/span><span class=\"TextRun SCXW243513849 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW243513849 BCX0\">checker squares A and B are the same color. The\u00a0<\/span><\/span><span class=\"TextRun SCXW243513849 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW243513849 BCX0\">illusion is created by the way the brain interprets contrasts and shadow.\u00a0<\/span><\/span><span class=\"TextRun SCXW243513849 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW243513849 BCX0\">The brain perceives a light source from the right that casts a shadow on the board.\u00a0<\/span><\/span><span class=\"TextRun SCXW243513849 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW243513849 BCX0\">Therefore, square A seems darker than square B, but both are light grey.\u00a0\u00a0<\/span><\/span><span class=\"TextRun SCXW243513849 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW243513849 BCX0\">The checker shadow illusion was published in 1995 by\u00a0<\/span><\/span><span class=\"TextRun SCXW243513849 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW243513849 BCX0\">MIT professor of Vision Science,\u00a0<\/span><\/span><span class=\"TextRun SCXW243513849 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW243513849 BCX0\">Edwards Adelson<\/span><\/span><span class=\"TextRun SCXW243513849 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW243513849 BCX0\">.<\/span><\/span><span class=\"TextRun SCXW243513849 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW243513849 BCX0\">\u00a0<\/span><\/span><span class=\"EOP SCXW243513849 BCX0\" data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <br \/><\/span><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-62efca0 elementor-widget elementor-widget-text-editor\" data-id=\"62efca0\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2e84c0f9 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2e84c0f9\" data-element_type=\"section\" data-settings=\"{&quot;shape_divider_top&quot;:&quot;opacity-tilt&quot;,&quot;shape_divider_bottom&quot;:&quot;curve&quot;}\">\n\t\t\t\t\t<div class=\"elementor-shape elementor-shape-top\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 2600 131.1\" preserveAspectRatio=\"none\">\n\t<path class=\"elementor-shape-fill\" d=\"M0 0L2600 0 2600 69.1 0 0z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.5\" d=\"M0 0L2600 0 2600 69.1 0 69.1z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.25\" d=\"M2600 0L0 0 0 130.1 2600 69.1z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t<div class=\"elementor-shape elementor-shape-bottom\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 1000 100\" preserveAspectRatio=\"none\">\n    <path class=\"elementor-shape-fill\" d=\"M1000,4.3V0H0v4.3C0.9,23.1,126.7,99.2,500,100S1000,22.7,1000,4.3z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-412a8f2a\" data-id=\"412a8f2a\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-27635957 elementor-widget elementor-widget-image\" data-id=\"27635957\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"273\" src=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Image-of-Question-Answer-painting-by-John-Langdon.jpg\" class=\"attachment-medium_large size-medium_large wp-image-3554089\" alt=\"Image of Question Answer painting by John Langdon\" srcset=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Image-of-Question-Answer-painting-by-John-Langdon.jpg 600w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Image-of-Question-Answer-painting-by-John-Langdon-150x68.jpg 150w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Image-of-Question-Answer-painting-by-John-Langdon-360x164.jpg 360w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Image-of-Question-Answer-painting-by-John-Langdon-500x228.jpg 500w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Image-of-Question-Answer-painting-by-John-Langdon-250x114.jpg 250w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-297787ee elementor-widget elementor-widget-heading\" data-id=\"297787ee\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Question-Answer Optical Illusion <\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-40c94b7e elementor-widget elementor-widget-text-editor\" data-id=\"40c94b7e\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span class=\"TextRun SCXW133888634 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW133888634 BCX0\">What<\/span><\/span><span class=\"TextRun SCXW133888634 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW133888634 BCX0\">\u00a0word<\/span><\/span><span class=\"TextRun SCXW133888634 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW133888634 BCX0\">(<\/span><\/span><span class=\"TextRun SCXW133888634 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW133888634 BCX0\">s<\/span><\/span><span class=\"TextRun SCXW133888634 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW133888634 BCX0\">)<\/span><\/span><span class=\"TextRun SCXW133888634 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW133888634 BCX0\"> do you see in the painting?<\/span><\/span><span class=\"EOP SCXW133888634 BCX0\" data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0398cdc elementor-widget elementor-widget-toggle\" data-id=\"0398cdc\" data-element_type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-3771\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-3771\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><svg class=\"e-font-icon-svg e-fas-caret-right\" viewBox=\"0 0 192 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M0 384.662V127.338c0-17.818 21.543-26.741 34.142-14.142l128.662 128.662c7.81 7.81 7.81 20.474 0 28.284L34.142 398.804C21.543 411.404 0 402.48 0 384.662z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><svg class=\"elementor-toggle-icon-opened e-font-icon-svg e-fas-caret-up\" viewBox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M288.662 352H31.338c-17.818 0-26.741-21.543-14.142-34.142l128.662-128.662c7.81-7.81 20.474-7.81 28.284 0l128.662 128.662c12.6 12.599 3.676 34.142-14.142 34.142z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Answer<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-3771\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-3771\"><p><span class=\"TextRun SCXW16265173 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW16265173 BCX0\">Question and Answer are the two words.\u00a0<\/span><\/span><span class=\"TextRun SCXW16265173 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW16265173 BCX0\">John Langdon<\/span><\/span><span class=\"TextRun SCXW16265173 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW16265173 BCX0\">\u2019s painting is an example of\u00a0<\/span><\/span><span class=\"TextRun SCXW16265173 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW16265173 BCX0\">an intentional perceptional illusion.\u00a0<\/span><\/span><span class=\"TextRun SCXW16265173 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW16265173 BCX0\">It is a type of ste<\/span><\/span><span class=\"TextRun SCXW16265173 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW16265173 BCX0\">ga<\/span><\/span><span class=\"TextRun SCXW16265173 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW16265173 BCX0\">nography where words are hidden in larger scenes.<\/span><\/span><span class=\"TextRun SCXW16265173 BCX0\" lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW16265173 BCX0\">\u00a0A person tends to perceive the larger picture and often misses the smaller details.\u00a0<\/span><\/span><span class=\"EOP SCXW16265173 BCX0\" data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <br \/><\/span><\/p><p>\u00a0<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-267d0f4 elementor-widget elementor-widget-text-editor\" data-id=\"267d0f4\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><a href=\"http:\/\/www.anopticalillusion.com\/wp-content\/uploads\/2014\/09\/Question-Answer_JohnLangdon-600x273.jpg\" target=\"_blank\" rel=\"nofollw noopener\">Image Source<\/a><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-535bbbc5 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"535bbbc5\" data-element_type=\"section\" data-settings=\"{&quot;shape_divider_top&quot;:&quot;opacity-tilt&quot;,&quot;shape_divider_bottom&quot;:&quot;curve&quot;}\">\n\t\t\t\t\t<div class=\"elementor-shape elementor-shape-top\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 2600 131.1\" preserveAspectRatio=\"none\">\n\t<path class=\"elementor-shape-fill\" d=\"M0 0L2600 0 2600 69.1 0 0z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.5\" d=\"M0 0L2600 0 2600 69.1 0 69.1z\"\/>\n\t<path class=\"elementor-shape-fill\" style=\"opacity:0.25\" d=\"M2600 0L0 0 0 130.1 2600 69.1z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t<div class=\"elementor-shape elementor-shape-bottom\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 1000 100\" preserveAspectRatio=\"none\">\n    <path class=\"elementor-shape-fill\" d=\"M1000,4.3V0H0v4.3C0.9,23.1,126.7,99.2,500,100S1000,22.7,1000,4.3z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-9a3ffe4\" data-id=\"9a3ffe4\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-11475032 elementor-widget elementor-widget-image\" data-id=\"11475032\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"680\" height=\"680\" src=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Image-of-Coffers-Illusion.jpg\" class=\"attachment-medium_large size-medium_large wp-image-3554087\" alt=\"Image of Coffer Illusion\" srcset=\"https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Image-of-Coffers-Illusion.jpg 680w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Image-of-Coffers-Illusion-150x150.jpg 150w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Image-of-Coffers-Illusion-360x360.jpg 360w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Image-of-Coffers-Illusion-500x500.jpg 500w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Image-of-Coffers-Illusion-250x250.jpg 250w, https:\/\/www.fractuslearning.com\/wp-content\/uploads\/2019\/07\/Image-of-Coffers-Illusion-480x480.jpg 480w\" sizes=\"(max-width: 680px) 100vw, 680px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3e3fe597 elementor-widget elementor-widget-heading\" data-id=\"3e3fe597\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Coffer Optical Illusion<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-10d8ae84 elementor-widget elementor-widget-text-editor\" data-id=\"10d8ae84\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span class=\"TextRun SCXW132431278 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW132431278 BCX0\">How many circles do you see?<\/span><\/span><span class=\"EOP SCXW132431278 BCX0\" data-ccp-props=\"{\">\u00a0 How many rectangles?<br \/><\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5569f9a elementor-widget elementor-widget-toggle\" data-id=\"5569f9a\" data-element_type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-8951\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-8951\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><svg class=\"e-font-icon-svg e-fas-caret-right\" viewBox=\"0 0 192 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M0 384.662V127.338c0-17.818 21.543-26.741 34.142-14.142l128.662 128.662c7.81 7.81 7.81 20.474 0 28.284L34.142 398.804C21.543 411.404 0 402.48 0 384.662z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><svg class=\"elementor-toggle-icon-opened e-font-icon-svg e-fas-caret-up\" viewBox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M288.662 352H31.338c-17.818 0-26.741-21.543-14.142-34.142l128.662-128.662c7.81-7.81 20.474-7.81 28.284 0l128.662 128.662c12.6 12.599 3.676 34.142-14.142 34.142z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Answer<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-8951\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-8951\"><p><span class=\"TextRun SCXW262387868 BCX0\" data-contrast=\"auto\" lang=\"EN-US\"><span class=\"NormalTextRun SCXW262387868 BCX0\">There are 16 circles.<\/span><\/span><span class=\"TextRun SCXW262387868 BCX0\" data-contrast=\"auto\" lang=\"EN-US\"><span class=\"NormalTextRun SCXW262387868 BCX0\">&nbsp;Vision scientist&nbsp;<\/span><\/span><span class=\"TextRun SCXW262387868 BCX0\" data-contrast=\"auto\" lang=\"EN-US\"><span class=\"NormalTextRun SCXW262387868 BCX0\">Anthony<\/span><\/span><span class=\"TextRun SCXW262387868 BCX0\" data-contrast=\"auto\" lang=\"EN-US\"><span class=\"NormalTextRun SCXW262387868 BCX0\">&nbsp;Norcia form The Infant Laboratory at Smith-Kettlewell&nbsp;<\/span><\/span><span class=\"TextRun SCXW262387868 BCX0\" data-contrast=\"auto\" lang=\"EN-US\"><span class=\"NormalTextRun SCXW262387868 BCX0\">was one of the ten finalist<\/span><\/span><span class=\"TextRun SCXW262387868 BCX0\" data-contrast=\"auto\" lang=\"EN-US\"><span class=\"NormalTextRun SCXW262387868 BCX0\">s<\/span><\/span><span class=\"TextRun SCXW262387868 BCX0\" data-contrast=\"auto\" lang=\"EN-US\"><span class=\"NormalTextRun SCXW262387868 BCX0\">&nbsp;in 2016 Best Illusion&nbsp;<\/span><\/span><span class=\"TextRun SCXW262387868 BCX0\" data-contrast=\"auto\" lang=\"EN-US\"><span class=\"NormalTextRun SCXW262387868 BCX0\">of the Year&nbsp;<\/span><\/span><span class=\"TextRun SCXW262387868 BCX0\" data-contrast=\"auto\" lang=\"EN-US\"><span class=\"NormalTextRun SCXW262387868 BCX0\">Contest<\/span><\/span><span class=\"TextRun SCXW262387868 BCX0\" data-contrast=\"auto\" lang=\"EN-US\"><span class=\"NormalTextRun SCXW262387868 BCX0\">&nbsp;with the Coffer Illusion.&nbsp;<\/span><\/span><span class=\"TextRun SCXW262387868 BCX0\" data-contrast=\"auto\" lang=\"EN-US\"><span class=\"NormalTextRun SCXW262387868 BCX0\">Th<\/span><\/span><span class=\"TextRun SCXW262387868 BCX0\" data-contrast=\"auto\" lang=\"EN-US\"><span class=\"NormalTextRun SCXW262387868 BCX0\">e brain identifies grouped objects&nbsp;<\/span><\/span><span class=\"TextRun SCXW262387868 BCX0\" data-contrast=\"auto\" lang=\"EN-US\"><span class=\"NormalTextRun SCXW262387868 BCX0\">to form edges and&nbsp;<\/span><\/span><span class=\"TextRun SCXW262387868 BCX0\" data-contrast=\"auto\" lang=\"EN-US\"><span class=\"NormalTextRun SCXW262387868 BCX0\">contours<\/span><\/span><span class=\"TextRun SCXW262387868 BCX0\" data-contrast=\"auto\" lang=\"EN-US\"><span class=\"NormalTextRun SCXW262387868 BCX0\">.&nbsp;<\/span><\/span><span class=\"TextRun SCXW262387868 BCX0\" data-contrast=\"auto\" lang=\"EN-US\"><span class=\"NormalTextRun SCXW262387868 BCX0\">Segmentation cues contradict the&nbsp;<\/span><\/span><span class=\"TextRun SCXW262387868 BCX0\" data-contrast=\"auto\" lang=\"EN-US\"><span class=\"NormalTextRun SCXW262387868 BCX0\">interpretation of a series of rectangular coffers with closed boundaries.&nbsp;<\/span><\/span><span class=\"TextRun SCXW262387868 BCX0\" data-contrast=\"auto\" lang=\"EN-US\"><span class=\"NormalTextRun SCXW262387868 BCX0\">The horizontal lines can represent a circle or the intersection of rectangles.&nbsp;<\/span><\/span><span class=\"EOP SCXW262387868 BCX0\" data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <br><\/span><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4b8e0399 elementor-widget elementor-widget-text-editor\" data-id=\"4b8e0399\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><a href=\"https:\/\/pbs.twimg.com\/media\/DGKsdCQW0AEXBj4?format=jpg&amp;name=small\" target=\"_blank\" rel=\"nofollow noopener\">Image Source<\/a><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-fe40154 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"fe40154\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-af11bcc\" data-id=\"af11bcc\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-46d9401 elementor-widget elementor-widget-html\" data-id=\"46d9401\" data-element_type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<!--This artiocle hopefuly helps boys and girls looking for optical illusions for kids.  -version 2.1 -->\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>optical illusions for how symbols can kid. arts, illusion, spinning wheels. darker, geometry, children&#8217;s. bootcamp, parallel, kids. photoshop, crafts, children&#8217;s. idea, kid, spinning wheels. optical illusions, kids optical illusion, child. fun, knot, optical illusions for kids. optical illusion kids, stories,&#8230;<\/p>\n","protected":false},"author":1375,"featured_media":3554307,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"none","_seopress_titles_title":"%%post_title%% %%sep%% %%sitetitle%% %%sep%% Brain Illusions | Optical Illusion Pictures | Optical Illusionz | Optical Illusion Images | Visual Illusions","_seopress_titles_desc":"Optical illusion pictures are an entertaining way to help your child develop their critical thinking skills. See our collection of optical illusions for kids your children will love!  One of these pictures is sure to trick your child&#039;s eyes and brain.  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