

{"id":31821,"date":"2026-06-01T15:48:11","date_gmt":"2026-06-01T13:48:11","guid":{"rendered":"https:\/\/www.justcolor.net\/kids\/illusions-doptique\/"},"modified":"2026-06-01T15:48:11","modified_gmt":"2026-06-01T13:48:11","slug":"optical-illusions","status":"publish","type":"page","link":"https:\/\/www.justcolor.net\/kids\/optical-illusions\/","title":{"rendered":"Optical illusions"},"content":{"rendered":"\n<div class=\"jc-gallery-toolbar\">\n            <div class=\"jc-results-count\" aria-label=\"3 coloring pages\">\n        <strong>3<\/strong>\n        <span>coloring pages<\/span>\n    <\/div>\n    <div class=\"ngg-sort-control\">\n    <label for=\"ngg-sort-select-ff4d7e12bcbdd825e234d70a8d31af67\">\n        Sort by    <\/label>\n    <select id=\"ngg-sort-select-ff4d7e12bcbdd825e234d70a8d31af67\" class=\"ngg-sort-select\">\n                    <option value=\"date_desc\"  selected='selected'>\n                Newest to oldest            <\/option>\n                    <option value=\"date_asc\" >\n                Oldest to newest            <\/option>\n                    <option value=\"popular\" >\n                By popularity            <\/option>\n            <\/select>\n<\/div>\n<\/div>\n<script>\n(function() {\n    var select = document.getElementById(\"ngg-sort-select-ff4d7e12bcbdd825e234d70a8d31af67\");\n    if (!select) return;\n    select.addEventListener('change', function() {\n        var url = new URL(window.location.href);\n        url.searchParams.set('ngg_sort', this.value);\n        url.searchParams.delete('nggpage');\n        window.location.href = url.toString();\n    });\n})();\n<\/script>\n\n<div style=\"clear:left;\"><\/div>\n<div class=\"gallery-grid jc-coloring-grid\" style=\"padding-top:10px\">\n\n<div style=\"grid-column:span 2;\" class=\"gallery-grid-item gallery-grid-ad-min\"><!-- NEW BLOC MASONRY -->\n           <ins class=\"adsbygoogle\"\n               style=\"display:inline-block;width:410px;height:320px\"\n               data-ad-client=\"ca-pub-8022697607824667\"\n               data-ad-slot=\"2319092879\"><\/ins>\n           <script>\n               (adsbygoogle = window.adsbygoogle || []).push({});\n           <\/script><\/div>\n    <div class=\"gallery-grid-item\" data-pid=\"13662\">\n        <p>\n                        <a href=\"https:\/\/www.justcolor.net\/kids\/wp-json\/wp\/v2\/pages\/?image=optical-illusions__coloring-pages-for-children-illusions-doptique-71595__1\">\n                <img\n                    alt=\"Illusion of stacked squares\"\n                    src=\"https:\/\/www.justcolor.net\/kids\/wp-content\/uploads\/sites\/12\/nggallery\/optical-illusions\/thumbs\/thumbs_coloring-pages-for-children-illusions-doptique-71595.jpg\"\n                                        onerror=\"this.onerror=null;this.src='https:\/\/www.justcolor.net\/kids\/wp-content\/uploads\/sites\/12\/nggallery\/optical-illusions\/coloring-pages-for-children-illusions-doptique-71595.jpg'\"\n                                        width=\"212\"\n                    height=\"300\"\n                \/>\n            <\/a>\n        <\/p>\n        <h3 class=\"ngg-thumb-title\">Illusion of stacked squares<\/h3>\n\n            <\/div>\n    <div class=\"gallery-grid-item\" data-pid=\"13507\">\n        <p>\n                        <a href=\"https:\/\/www.justcolor.net\/kids\/wp-json\/wp\/v2\/pages\/?image=optical-illusions__coloring-pages-for-children-illusions-doptique-41354__1\">\n                <img\n                    alt=\"Hypnotic Journey Through Space\"\n                    src=\"https:\/\/www.justcolor.net\/kids\/wp-content\/uploads\/sites\/12\/nggallery\/optical-illusions\/thumbs\/thumbs_coloring-pages-for-children-illusions-doptique-41354.jpg\"\n                                        onerror=\"this.onerror=null;this.src='https:\/\/www.justcolor.net\/kids\/wp-content\/uploads\/sites\/12\/nggallery\/optical-illusions\/coloring-pages-for-children-illusions-doptique-41354.jpg'\"\n                                        width=\"212\"\n                    height=\"300\"\n                \/>\n            <\/a>\n        <\/p>\n        <h3 class=\"ngg-thumb-title\">Hypnotic Journey Through Space<\/h3>\n\n            <\/div>\n    <div class=\"gallery-grid-item\" data-pid=\"13570\">\n        <p>\n                        <a href=\"https:\/\/www.justcolor.net\/kids\/wp-json\/wp\/v2\/pages\/?image=optical-illusions__coloring-pages-for-children-illusions-doptique-44665__1\">\n                <img\n                    alt=\"Fascinating and captivating geometric illusions\"\n                    src=\"https:\/\/www.justcolor.net\/kids\/wp-content\/uploads\/sites\/12\/nggallery\/optical-illusions\/thumbs\/thumbs_coloring-pages-for-children-illusions-doptique-44665.jpg\"\n                                        onerror=\"this.onerror=null;this.src='https:\/\/www.justcolor.net\/kids\/wp-content\/uploads\/sites\/12\/nggallery\/optical-illusions\/coloring-pages-for-children-illusions-doptique-44665.jpg'\"\n                                        width=\"212\"\n                    height=\"300\"\n                \/>\n            <\/a>\n        <\/p>\n        <h3 class=\"ngg-thumb-title\">Fascinating and captivating geometric illusions<\/h3>\n\n            <\/div>\n<\/div>\n\n\n<!-- Les titres de coloriages restent complets, y compris apres redimensionnement. -->\n\n<script>\n(function() {\n    if (!document.body.classList.contains('admin-bar')) return;\n    var items = document.querySelectorAll('[data-pid]');\n    if (!items.length) return;\n    var pids = [];\n    items.forEach(function(el) {\n        var p = parseInt(el.dataset.pid, 10);\n        if (p > 0) pids.push(p);\n    });\n    if (!pids.length) return;\n    var fd = new FormData();\n    fd.append('action', 'jc_gallery_stats');\n    fd.append('site_id', '12');\n    pids.forEach(function(p) { fd.append('pids[]', p); });\n    fetch('https:\/\/www.justcolor.net\/kids\/wp-admin\/admin-ajax.php', {method: 'POST', credentials: 'same-origin', body: fd})\n        .then(function(r) { return r.ok ? r.json() : null; })\n        .then(function(data) {\n            if (!data || !data.stats) return;\n            items.forEach(function(el) {\n                var s = data.stats[el.dataset.pid];\n                if (!s) return;\n                \/\/ Vivid palette: brick red #c0392b \u2192 forest green #27ae60\n                var ratio = Math.min(1, s.perf \/ 25);\n                var cr = Math.round(192 - 153 * ratio).toString(16).padStart(2, '0');\n                var cg = Math.round(57 + 117 * ratio).toString(16).padStart(2, '0');\n                var cb = Math.round(43 + 53 * ratio).toString(16).padStart(2, '0');\n                var div = document.createElement('div');\n                div.style.cssText = 'display:inline-block;color:#fff;margin-top:4px;padding:2px 8px;background-color:#' + cr + cg + cb + ';font-size:12px;border-radius:3px;white-space:nowrap';\n                div.innerHTML = s.views + ' <b>v<\/b> &middot; ' + s.prints + ' <b>p<\/b> &middot; ' + Math.round(s.perf) + '% <b>perf<\/b>';\n                var h3 = el.querySelector('h3.ngg-thumb-title');\n                if (h3) h3.insertAdjacentElement('afterend', div);\n            });\n        })\n        .catch(function() {});\n})();\n<\/script>\n\n\n\n    <div class='ngg-clear'><\/div>\n<div class=\"ngg-clear\" style=\"padding-bottom:50px\"><\/div>\n\n","protected":false},"excerpt":{"rendered":"<p>Optical illusions fascinate because they deceive the eye and transform simple shapes into surprising visual effects. Spirals, lines, geometric patterns, and hypnotic compositions give these coloring pages an original dimension that is both artistic and fun.<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"ngg_post_thumbnail":0,"footnotes":""},"tags":[993],"class_list":["post-31821","page","type-page","status-publish","tag-gallery"],"_links":{"self":[{"href":"https:\/\/www.justcolor.net\/kids\/wp-json\/wp\/v2\/pages\/31821","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.justcolor.net\/kids\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.justcolor.net\/kids\/wp-json\/wp\/v2\/types\/page"}],"replies":[{"embeddable":true,"href":"https:\/\/www.justcolor.net\/kids\/wp-json\/wp\/v2\/comments?post=31821"}],"version-history":[{"count":0,"href":"https:\/\/www.justcolor.net\/kids\/wp-json\/wp\/v2\/pages\/31821\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.justcolor.net\/kids\/wp-json\/wp\/v2\/media?parent=31821"}],"wp:term":[{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.justcolor.net\/kids\/wp-json\/wp\/v2\/tags?post=31821"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}