{"version":"1.0","provider_name":"Athanasios and Marina Martinos Foundation","provider_url":"https:\/\/www.iamm.gr\/en\/","title":"3rd Gymnasium of Chalandri - Athanasios and Marina Martinos Foundation","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"bMmDGvGLe4\"><a href=\"https:\/\/www.iamm.gr\/en\/work\/3rd-gymnasium-of-chalandri\/\">3rd Gymnasium of Chalandri<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.iamm.gr\/en\/work\/3rd-gymnasium-of-chalandri\/embed\/#?secret=bMmDGvGLe4\" width=\"600\" height=\"338\" title=\"&#8220;3rd Gymnasium of Chalandri&#8221; &#8212; Athanasios and Marina Martinos Foundation\" data-secret=\"bMmDGvGLe4\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script type=\"text\/javascript\">\n\/* <![CDATA[ *\/\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/www.iamm.gr\/wp-includes\/js\/wp-embed.min.js\n\/* ]]> *\/\n<\/script>\n","thumbnail_url":"https:\/\/www.iamm.gr\/wp-content\/uploads\/2026\/02\/IMG_20250521_122512-2048x944-1.jpg","thumbnail_width":2048,"thumbnail_height":944,"description":"The 3rd Junior High School of Chalandri \u201cGeorge Seferis\u201d is a modern educational institution, consistently dedicated to fostering students\u2019 critical thinking. It is housed in upgraded facilities that substantially support the learning process and the overall educational experience. The school features fully equipped laboratories for Natural Sciences, Information Technology, and Technology, as well as a [&hellip;]"}