{"id":6245,"date":"2025-06-25T20:04:50","date_gmt":"2025-06-25T17:04:50","guid":{"rendered":"https:\/\/hellenic-college.gr\/gumnasio-lukeio\/?p=6245"},"modified":"2025-09-13T12:18:19","modified_gmt":"2025-09-13T09:18:19","slug":"pythagoras-pythagoreans-a-journey-in-mathematics-and-philosophy-%ce%a0%cf%85%ce%b8%ce%b1%ce%b3%cf%8c%cf%81%ce%b1%cf%82-%ce%a0%cf%85%ce%b8%ce%b1%ce%b3%cf%8c%cf%81%ce%b5%ce%b9%ce%bf%ce%b9","status":"publish","type":"post","link":"https:\/\/hellenic-college.gr\/gumnasio-lukeio\/pythagoras-pythagoreans-a-journey-in-mathematics-and-philosophy-%ce%a0%cf%85%ce%b8%ce%b1%ce%b3%cf%8c%cf%81%ce%b1%cf%82-%ce%a0%cf%85%ce%b8%ce%b1%ce%b3%cf%8c%cf%81%ce%b5%ce%b9%ce%bf%ce%b9\/","title":{"rendered":"eTwinning \u03ad\u03c1\u03b3\u03bf: Pythagoras &amp; Pythagoreans: A Journey in Mathematics and Philosophy\/ \u03a0\u03c5\u03b8\u03b1\u03b3\u03cc\u03c1\u03b1\u03c2 &amp; \u03a0\u03c5\u03b8\u03b1\u03b3\u03cc\u03c1\u03b5\u03b9\u03bf\u03b9: \u0388\u03bd\u03b1 \u03a4\u03b1\u03be\u03af\u03b4\u03b9 \u03c3\u03c4\u03b1 \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ac \u03ba\u03b1\u03b9 \u03c4\u03b7 \u03a6\u03b9\u03bb\u03bf\u03c3\u03bf\u03c6\u03af\u03b1"},"content":{"rendered":"<article id=\"post-7874\" class=\"post-single-page post-7874 post type-post status-publish format-standard has-post-thumbnail hentry category-etwinning category-75 category-68\">\n<div class=\"article-inner\">\n<div class=\"article-body-container\">\n<div class=\"entry-content woodmart-entry-content\">\n<p><span style=\"color: #000000\"><strong>\u0388\u03bd\u03b1 \u0395\u03c5\u03c1\u03c9\u03c0\u03b1\u03ca\u03ba\u03cc eTwinning<\/strong><strong> \u03ad\u03c1\u03b3\u03bf \u03bc\u03b5 \u03bc\u03b1\u03b8\u03b7\u03c4\u03ad\u03c2 \u03b1\u03c0\u03cc 4 \u03c7\u03ce\u03c1\u03b5\u03c2<\/strong><\/span><\/p>\n<p><span style=\"color: #000000\">\u039a\u03b1\u03c4\u03ac \u03c4\u03b7 \u03b4\u03b9\u03ac\u03c1\u03ba\u03b5\u03b9\u03b1 \u03c4\u03bf\u03c5 \u03c3\u03c7\u03bf\u03bb\u03b9\u03ba\u03bf\u03cd \u03ad\u03c4\u03bf\u03c5\u03c2 <strong>2024\u20132025<\/strong>, \u03c4\u03bf \u03c3\u03c7\u03bf\u03bb\u03b5\u03af\u03bf \u03bc\u03b1\u03c2 \u03c3\u03c5\u03bc\u03bc\u03b5\u03c4\u03b5\u03af\u03c7\u03b5 \u03bc\u03b5 \u03b5\u03bd\u03b8\u03bf\u03c5\u03c3\u03b9\u03b1\u03c3\u03bc\u03cc \u03c3\u03c4\u03bf \u03b5\u03c5\u03c1\u03c9\u03c0\u03b1\u03ca\u03ba\u03cc eTwinning \u03c0\u03c1\u03cc\u03b3\u03c1\u03b1\u03bc\u03bc\u03b1 \u03bc\u03b5 \u03c4\u03af\u03c4\u03bb\u03bf:<\/span><br \/>\n<span style=\"color: #000000\"><strong>\u00ab\u03a0\u03c5\u03b8\u03b1\u03b3\u03cc\u03c1\u03b1\u03c2 &amp; \u03a0\u03c5\u03b8\u03b1\u03b3\u03cc\u03c1\u03b5\u03b9\u03bf\u03b9: \u0388\u03bd\u03b1 \u03a4\u03b1\u03be\u03af\u03b4\u03b9 \u03c3\u03c4\u03b1 \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ac \u03ba\u03b1\u03b9 \u03c4\u03b7 \u03a6\u03b9\u03bb\u03bf\u03c3\u03bf\u03c6\u03af\u03b1\u00bb.<\/strong><\/span><\/p>\n<p><span style=\"color: #000000\">\u039c\u03b1\u03b8\u03b7\u03c4\u03ad\u03c2 \u03ba\u03b1\u03b9 \u03b5\u03ba\u03c0\u03b1\u03b9\u03b4\u03b5\u03c5\u03c4\u03b9\u03ba\u03bf\u03af \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd <strong>\u0395\u03bb\u03bb\u03ac\u03b4\u03b1, \u03c4\u03b7\u03bd \u0399\u03c3\u03c0\u03b1\u03bd\u03af\u03b1, \u03c4\u03b7\u03bd \u03a0\u03bf\u03bb\u03c9\u03bd\u03af\u03b1 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03bd \u03a4\u03bf\u03c5\u03c1\u03ba\u03af\u03b1<\/strong> \u03c3\u03c5\u03bd\u03b5\u03c1\u03b3\u03ac\u03c3\u03c4\u03b7\u03ba\u03b1\u03bd \u03b4\u03b7\u03bc\u03b9\u03bf\u03c5\u03c1\u03b3\u03b9\u03ba\u03ac \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03b3\u03bd\u03c9\u03c1\u03af\u03c3\u03bf\u03c5\u03bd \u03c4\u03b7 \u03c3\u03ba\u03ad\u03c8\u03b7 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03bd \u03ba\u03bb\u03b7\u03c1\u03bf\u03bd\u03bf\u03bc\u03b9\u03ac \u03c4\u03bf\u03c5 \u03a0\u03c5\u03b8\u03b1\u03b3\u03cc\u03c1\u03b1\u2014\u03b5\u03bd\u03cc\u03c2 \u03b1\u03c0\u03cc \u03c4\u03bf\u03c5\u03c2 \u03c3\u03b7\u03bc\u03b1\u03bd\u03c4\u03b9\u03ba\u03cc\u03c4\u03b5\u03c1\u03bf\u03c5\u03c2 \u03c6\u03b9\u03bb\u03bf\u03c3\u03cc\u03c6\u03bf\u03c5\u03c2 \u03ba\u03b1\u03b9 \u03bc\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03bf\u03cd\u03c2 \u03c4\u03b7\u03c2 \u03b1\u03c1\u03c7\u03b1\u03b9\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2.<\/span><\/p>\n<p><span style=\"color: #000000\">\u039c\u03ad\u03c3\u03b1 \u03b1\u03c0\u03cc \u03b4\u03b9\u03b5\u03c0\u03b9\u03c3\u03c4\u03b7\u03bc\u03bf\u03bd\u03b9\u03ba\u03ad\u03c2 \u03b4\u03c1\u03b1\u03c3\u03c4\u03b7\u03c1\u03b9\u03cc\u03c4\u03b7\u03c4\u03b5\u03c2, \u03bc\u03b1\u03b8\u03b7\u03c4\u03ad\u03c2 \u03c4\u03b7\u03c2\u00a0 \u0392\u2019 \u039b\u03c5\u03ba\u03b5\u03af\u03bf\u03c5:<\/span><\/p>\n<ul>\n<li><span style=\"color: #000000\">\u03b4\u03b9\u03b5\u03be\u03ae\u03b3\u03b1\u03b3\u03b1\u03bd <strong>\u03ad\u03c1\u03b5\u03c5\u03bd\u03b5\u03c2<\/strong> \u03b3\u03b9\u03b1 \u03c4\u03b7 \u03c6\u03b9\u03bb\u03bf\u03c3\u03bf\u03c6\u03af\u03b1 \u03ba\u03b1\u03b9 \u03c4\u03b1 \u03bc\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ac \u03c4\u03bf\u03c5 \u03a0\u03c5\u03b8\u03b1\u03b3\u03cc\u03c1\u03b1,<\/span><\/li>\n<li><span style=\"color: #000000\">\u03b5\u03c1\u03b3\u03ac\u03c3\u03c4\u03b7\u03ba\u03b1\u03bd \u03c3\u03b5 <strong>\u03b4\u03b9\u03b5\u03b8\u03bd\u03b5\u03af\u03c2 \u03bc\u03b9\u03ba\u03c4\u03ad\u03c2 \u03bf\u03bc\u03ac\u03b4\u03b5\u03c2<\/strong>,<\/span><\/li>\n<li><span style=\"color: #000000\">\u03b4\u03b7\u03bc\u03b9\u03bf\u03cd\u03c1\u03b3\u03b7\u03c3\u03b1\u03bd <strong>\u03c8\u03b7\u03c6\u03b9\u03b1\u03ba\u03ac \u03ad\u03c1\u03b3\u03b1<\/strong> (\u03c0\u03b1\u03c1\u03bf\u03c5\u03c3\u03b9\u03ac\u03c3\u03b5\u03b9\u03c2, \u03b1\u03c6\u03af\u03c3\u03b5\u03c2, \u03b2\u03af\u03bd\u03c4\u03b5\u03bf, word clouds),<\/span><\/li>\n<li><span style=\"color: #000000\">\u03c3\u03c7\u03b5\u03b4\u03af\u03b1\u03c3\u03b1\u03bd <strong>\u03bb\u03bf\u03b3\u03cc\u03c4\u03c5\u03c0\u03b1 \u03bc\u03b5 \u03c4\u03b7 \u03c7\u03c1\u03ae\u03c3\u03b7 <\/strong><strong>AI<\/strong><strong> \u03ba\u03b1\u03b9 Web<\/strong><strong> 2.0 \u03b5\u03c1\u03b3\u03b1\u03bb\u03b5\u03af\u03c9\u03bd<\/strong>,<\/span><\/li>\n<li><span style=\"color: #000000\">\u03ba\u03b1\u03b9 \u03c3\u03c5\u03bc\u03bc\u03b5\u03c4\u03b5\u03af\u03c7\u03b1\u03bd \u03c3\u03b5 <strong>\u03b4\u03b9\u03b1\u03b4\u03b9\u03ba\u03c4\u03c5\u03b1\u03ba\u03ad\u03c2 \u03c3\u03c5\u03bd\u03b1\u03bd\u03c4\u03ae\u03c3\u03b5\u03b9\u03c2 \u03ba\u03b1\u03b9 \u03b1\u03bd\u03c4\u03b1\u03bb\u03bb\u03b1\u03b3\u03ad\u03c2 \u03c0\u03bf\u03bb\u03b9\u03c4\u03b9\u03c3\u03bc\u03b9\u03ba\u03ce\u03bd \u03c3\u03c4\u03bf\u03b9\u03c7\u03b5\u03af\u03c9\u03bd<\/strong>.<\/span><\/li>\n<\/ul>\n<p><span style=\"color: #000000\">\u03a4\u03bf \u03b1\u03c0\u03bf\u03ba\u03bf\u03c1\u03cd\u03c6\u03c9\u03bc\u03b1 \u03c4\u03bf\u03c5 \u03ad\u03c1\u03b3\u03bf\u03c5 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u03b4\u03b7\u03bc\u03b9\u03bf\u03c5\u03c1\u03b3\u03af\u03b1 \u03b5\u03bd\u03cc\u03c2 <strong>\u03c8\u03b7\u03c6\u03b9\u03b1\u03ba\u03bf\u03cd \u03b2\u03b9\u03b2\u03bb\u03af\u03bf\u03c5 (<\/strong><strong>eBook<\/strong><strong>)<\/strong> \u03c0\u03bf\u03c5 \u03b1\u03c0\u03bf\u03c4\u03c5\u03c0\u03ce\u03bd\u03b5\u03b9 \u03c4\u03bf \u03c4\u03b1\u03be\u03af\u03b4\u03b9, \u03c4\u03b7 \u03b4\u03bf\u03c5\u03bb\u03b5\u03b9\u03ac \u03ba\u03b1\u03b9 \u03c4\u03b7 \u03c3\u03c5\u03bd\u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b1 \u03cc\u03bb\u03c9\u03bd \u03c4\u03c9\u03bd \u03c3\u03c5\u03bc\u03bc\u03b5\u03c4\u03b5\u03c7\u03cc\u03bd\u03c4\u03c9\u03bd.<\/span><\/p>\n<p><span style=\"color: #000000\">\u03a3\u03cd\u03bc\u03c6\u03c9\u03bd\u03b1 \u03bc\u03b5 \u03c4\u03b1 \u03b5\u03c1\u03c9\u03c4\u03b7\u03bc\u03b1\u03c4\u03bf\u03bb\u03cc\u03b3\u03b9\u03b1 \u03c0\u03bf\u03c5 \u03b4\u03cc\u03b8\u03b7\u03ba\u03b1\u03bd \u03c0\u03c1\u03b9\u03bd \u03b1\u03bb\u03bb\u03ac \u03ba\u03b1\u03b9 \u03bc\u03b5\u03c4\u03ac \u03c4\u03bf \u03c0\u03ad\u03c1\u03b1\u03c2 \u03c4\u03b7\u03c2 \u03b4\u03c1\u03ac\u03c3\u03b7\u03c2, \u03bf\u03b9 \u03bc\u03b1\u03b8\u03b7\u03c4\u03ad\u03c2:<\/span><\/p>\n<ul>\n<li><span style=\"color: #000000\">\u03b5\u03bd\u03af\u03c3\u03c7\u03c5\u03c3\u03b1\u03bd \u03c3\u03b7\u03bc\u03b1\u03bd\u03c4\u03b9\u03ba\u03ac \u03c4\u03b7 <strong>\u03b3\u03bd\u03ce\u03c3\u03b7 \u03c4\u03bf\u03c5\u03c2 \u03b3\u03b9\u03b1 \u03c4\u03bf\u03bd \u03a0\u03c5\u03b8\u03b1\u03b3\u03cc\u03c1\u03b1 \u03ba\u03b1\u03b9 \u03c4<\/strong><strong>o<\/strong><strong> \u03b8\u03b5\u03ce\u03c1\u03b7\u03bc\u03ac \u03c4\u03bf\u03c5<\/strong>,<\/span><\/li>\n<li><span style=\"color: #000000\">\u03b1\u03c0\u03ad\u03ba\u03c4\u03b7\u03c3\u03b1\u03bd \u03bd\u03ad\u03b5\u03c2 <strong>\u03c8\u03b7\u03c6\u03b9\u03b1\u03ba\u03ad\u03c2 \u03b4\u03b5\u03be\u03b9\u03cc\u03c4\u03b7\u03c4\u03b5\u03c2<\/strong>,<\/span><\/li>\n<li><span style=\"color: #000000\">\u03b2\u03b5\u03bb\u03c4\u03af\u03c9\u03c3\u03b1\u03bd \u03c4\u03b7\u03bd <strong>\u03ba\u03c1\u03b9\u03c4\u03b9\u03ba\u03ae \u03ba\u03b1\u03b9 \u03b4\u03b7\u03bc\u03b9\u03bf\u03c5\u03c1\u03b3\u03b9\u03ba\u03ae \u03c3\u03ba\u03ad\u03c8\u03b7<\/strong><\/span><\/li>\n<li><span style=\"color: #000000\">\u03ba\u03b1\u03b9 \u03b5\u03bd\u03b4\u03c5\u03bd\u03ac\u03bc\u03c9\u03c3\u03b1\u03bd \u03c4\u03b7 <strong>\u03c7\u03c1\u03ae\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03b1\u03b3\u03b3\u03bb\u03b9\u03ba\u03ae\u03c2 \u03b3\u03bb\u03ce\u03c3\u03c3\u03b1\u03c2<\/strong> \u03bc\u03ad\u03c3\u03b1 \u03c3\u03b5 \u03ad\u03bd\u03b1 \u03b1\u03c5\u03b8\u03b5\u03bd\u03c4\u03b9\u03ba\u03cc, \u03b4\u03b9\u03b5\u03b8\u03bd\u03ad\u03c2 \u03c0\u03bb\u03b1\u03af\u03c3\u03b9\u03bf.<\/span><\/li>\n<\/ul>\n<h4><span style=\"color: #000000\"><strong>\u0394\u03b5\u03af\u03c4\u03b5 \u03c4\u03bf eBook \u03c4\u03bf\u03c5 \u03ad\u03c1\u03b3\u03bf\u03c5 \u03bc\u03b1\u03c2 \u03b5\u03b4\u03ce:<br \/>\n<\/strong><span style=\"color: #0000ff\"><a style=\"color: #0000ff\" href=\"https:\/\/read.bookcreator.com\/AYmJARRLiqSKrDDm4gibL1otx9c2\/n-Rl55yrRRyX-NUYfAFjjA\">https:\/\/read.bookcreator.com\/AYmJARRLiqSKrDDm4gibL1otx9c2\/n-Rl55yrRRyX-NUYfAFjjA<\/a><\/span><\/span><\/h4>\n<p>&nbsp;<\/p>\n<p><span style=\"color: #000000\">\u03a4\u03bf \u03ad\u03c1\u03b3\u03bf \u03b1\u03c5\u03c4\u03cc \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03af \u03ad\u03bd\u03b1 \u03b5\u03be\u03b1\u03b9\u03c1\u03b5\u03c4\u03b9\u03ba\u03cc \u03c0\u03b1\u03c1\u03ac\u03b4\u03b5\u03b9\u03b3\u03bc\u03b1 \u03c4\u03bf\u03c5 \u03c0\u03ce\u03c2 \u03b7 \u03bc\u03ac\u03b8\u03b7\u03c3\u03b7 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b3\u03af\u03bd\u03b5\u03b9 <strong>\u03b4\u03b9\u03b1\u03b8\u03b5\u03bc\u03b1\u03c4\u03b9\u03ba\u03ae, \u03ba\u03b1\u03b9\u03bd\u03bf\u03c4\u03cc\u03bc\u03b1 \u03ba\u03b1\u03b9 \u03b4\u03b9\u03b1\u03c3\u03c7\u03bf\u03bb\u03b9\u03ba\u03ae<\/strong>, \u03cc\u03c4\u03b1\u03bd \u03b2\u03b1\u03c3\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03c3\u03c4\u03b7 \u03c3\u03c5\u03bd\u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b1, \u03c3\u03c4\u03b7\u03bd \u03ad\u03bc\u03c0\u03bd\u03b5\u03c5\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03c3\u03c4\u03b7\u03bd \u03ba\u03bf\u03b9\u03bd\u03ae \u03c0\u03c1\u03bf\u03c3\u03c0\u03ac\u03b8\u03b5\u03b9\u03b1!<\/span><\/p>\n<p><span style=\"color: #000000\">\u03a5\u03c0\u03b5\u03cd\u03b8\u03c5\u03bd\u03bf\u03b9 \u03ba\u03b1\u03b8\u03b7\u03b3\u03b7\u03c4\u03ad\u03c2: \u0391\u03bb\u03b5\u03be\u03ac\u03bd\u03b4\u03c1\u03b1 \u03a0\u03ac\u03c3\u03b7, \u0393\u03b5\u03ce\u03c1\u03b3\u03b9\u03bf\u03c2 \u03a1\u03ac\u03bc\u03bc\u03bf\u03c2<\/span><\/p>\n<p><span style=\"color: #000000\"><img loading=\"lazy\" class=\"aligncenter wp-image-7883 size-thumbnail\" src=\"https:\/\/hellenic-college.gr\/wp-content\/uploads\/2025\/06\/IMG_5749-150x150.jpeg\" alt=\"\" width=\"150\" height=\"150\" \/><img loading=\"lazy\" class=\"aligncenter size-full wp-image-7876\" src=\"https:\/\/hellenic-college.gr\/wp-content\/uploads\/2025\/06\/IMG_5750.jpeg\" alt=\"\" width=\"981\" height=\"735\" \/><img loading=\"lazy\" class=\"aligncenter size-full wp-image-7877\" src=\"https:\/\/hellenic-college.gr\/wp-content\/uploads\/2025\/06\/IMG_5751.jpeg\" alt=\"\" width=\"980\" height=\"731\" \/><img loading=\"lazy\" class=\"aligncenter size-full wp-image-7878\" src=\"https:\/\/hellenic-college.gr\/wp-content\/uploads\/2025\/06\/IMG_5752.jpeg\" alt=\"\" width=\"990\" height=\"737\" \/><img loading=\"lazy\" class=\"aligncenter size-full wp-image-7879\" src=\"https:\/\/hellenic-college.gr\/wp-content\/uploads\/2025\/06\/IMG_5753.jpeg\" alt=\"\" width=\"1050\" height=\"793\" \/><img loading=\"lazy\" class=\"aligncenter size-full wp-image-7880\" src=\"https:\/\/hellenic-college.gr\/wp-content\/uploads\/2025\/06\/IMG_5754.jpeg\" alt=\"\" width=\"1044\" height=\"791\" \/><img loading=\"lazy\" class=\"aligncenter size-full wp-image-7881\" src=\"https:\/\/hellenic-college.gr\/wp-content\/uploads\/2025\/06\/IMG_5755.jpeg\" alt=\"\" width=\"983\" height=\"731\" \/><img loading=\"lazy\" class=\"aligncenter size-full wp-image-7882\" src=\"https:\/\/hellenic-college.gr\/wp-content\/uploads\/2025\/06\/IMG_5756.jpeg\" alt=\"\" width=\"983\" height=\"734\" \/><br \/>\n<\/span><\/p>\n<blockquote class=\"wp-embedded-content\" data-secret=\"ukMIVJWxcU\"><p><a href=\"https:\/\/hellenic-college.gr\/blog\/%ce%9c%ce%b5%ce%b3%ce%ac%ce%bb%ce%b7-etwinning-%ce%94%ce%b9%ce%ac%ce%ba%cf%81%ce%b9%cf%83%ce%b7-%ce%b3%ce%b9%ce%b1-%cf%84%ce%bf-%ce%a3%cf%87%ce%bf%ce%bb%ce%b5%ce%af%ce%bf-%ce%bc%ce%b1%cf%82\/\">\u039c\u03b5\u03b3\u03ac\u03bb\u03b7 eTwinning \u0394\u03b9\u03ac\u03ba\u03c1\u03b9\u03c3\u03b7 \u03b3\u03b9\u03b1 \u03c4\u03bf \u03a3\u03c7\u03bf\u03bb\u03b5\u03af\u03bf \u03bc\u03b1\u03c2!<\/a><\/p><\/blockquote>\n<p><iframe class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; clip: rect(1px, 1px, 1px, 1px);\" title=\"&#8220;\u039c\u03b5\u03b3\u03ac\u03bb\u03b7 eTwinning \u0394\u03b9\u03ac\u03ba\u03c1\u03b9\u03c3\u03b7 \u03b3\u03b9\u03b1 \u03c4\u03bf \u03a3\u03c7\u03bf\u03bb\u03b5\u03af\u03bf \u03bc\u03b1\u03c2!&#8221; &#8212; \u0399\u03b4\u03b9\u03c9\u03c4\u03b9\u03ba\u03ac \u0395\u03ba\u03c0\u03b1\u03b9\u03b4\u03b5\u03c5\u03c4\u03ae\u03c1\u03b9\u03b1 - \u0395\u03bb\u03bb\u03b7\u03bd\u03b9\u03ba\u03cc \u039a\u03bf\u03bb\u03ad\u03b3\u03b9\u03bf \u0398\u03b5\u03c3\u03c3\u03b1\u03bb\u03bf\u03bd\u03af\u03ba\u03b7\u03c2\" src=\"https:\/\/hellenic-college.gr\/blog\/%ce%9c%ce%b5%ce%b3%ce%ac%ce%bb%ce%b7-etwinning-%ce%94%ce%b9%ce%ac%ce%ba%cf%81%ce%b9%cf%83%ce%b7-%ce%b3%ce%b9%ce%b1-%cf%84%ce%bf-%ce%a3%cf%87%ce%bf%ce%bb%ce%b5%ce%af%ce%bf-%ce%bc%ce%b1%cf%82\/embed\/#?secret=ukMIVJWxcU\" data-secret=\"ukMIVJWxcU\" width=\"500\" height=\"282\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" 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