1.0Athanasios and Marina Martinos Foundationhttps://www.iamm.gr/en/rich600338<blockquote class="wp-embedded-content" data-secret="JqGx2cTHCF"><a href="https://www.iamm.gr/en/work/1st-gymnasium-of-markopoulo/">1st Gymnasium of Markopoulo</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://www.iamm.gr/en/work/1st-gymnasium-of-markopoulo/embed/#?secret=JqGx2cTHCF" width="600" height="338" title="“1st Gymnasium of Markopoulo” — Athanasios and Marina Martinos Foundation" data-secret="JqGx2cTHCF" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript"> /* <![CDATA[ */ /*! This file is auto-generated */ !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); //# sourceURL=https://www.iamm.gr/wp-includes/js/wp-embed.min.js /* ]]> */ </script> https://www.iamm.gr/wp-content/uploads/2025/09/100.jpg857643Approximately 400 students attend the 1st Gymnasium of Markopoulo each year, and the school is staffed by 32 teachers who participate in eTwinning and Erasmus educational programmes.The contribution of AIGEA AMKE has been significant, as through its donations the school acquired upgraded electronic equipment and improvement works were carried out in the indoor gymnasium. DONATION […]