{"id":22091,"date":"2023-03-17T12:26:18","date_gmt":"2023-03-17T10:26:18","guid":{"rendered":"https:\/\/www.noesis.edu.gr\/ps-day-lets-square-the-circle\/"},"modified":"2025-08-20T11:24:06","modified_gmt":"2025-08-20T08:24:06","slug":"ps-day-lets-square-the-circle","status":"publish","type":"post","link":"https:\/\/www.noesis.edu.gr\/en\/ps-day-lets-square-the-circle\/","title":{"rendered":"P&#8217;s Day: Let&#8217;s square the circle!"},"content":{"rendered":"<p>Mathematics is everywhere! Mathematics is present in the chair you sit in, in the pizza you eat, in your computer, in the human body, in the Sun, in the universe, in music and in painting!<\/p>\n<p>Within 1.5 hours of experiential education and entertainment, we discover the science of Mathematics. Our assistant in exploring the magic of Mathematics is the mysterious mathematical constant \u03c0 = 3.14&#8230;. The children will experiment with it, discover how it is connected to the cycle and come to conclusions regarding the basis that has been set regarding the squaring of the circle with a ruler and diabetes!<\/p>\n<p>For the latest training program click <a href=\"https:\/\/www.noesis.edu.gr\/en\/pis-day-lets-square-the-circle-new-educational-program-for-third-to-sixth-grade-2\/\">here<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Mathematics is everywhere! Mathematics is present in the chair you sit in, in the pizza you eat, in your computer, in the human body, in the Sun, in the universe, in music and in painting! Within 1.5 hours of experiential education and entertainment, we discover the science of Mathematics. Our assistant in exploring the magic [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":22088,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[68],"tags":[],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.8 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\r\n<title>P&#039;s Day: Let&#039;s square the circle! &ndash; Noesis<\/title>\r\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\r\n<link rel=\"canonical\" href=\"https:\/\/www.noesis.edu.gr\/en\/ps-day-lets-square-the-circle\/\" \/>\r\n<meta property=\"og:locale\" content=\"en_US\" \/>\r\n<meta property=\"og:type\" content=\"article\" \/>\r\n<meta property=\"og:title\" content=\"P&#039;s Day: Let&#039;s square the circle! &ndash; Noesis\" \/>\r\n<meta property=\"og:description\" content=\"Mathematics is everywhere! Mathematics is present in the chair you sit in, in the pizza you eat, in your computer, in the human body, in the Sun, in the universe, in music and in painting! Within 1.5 hours of experiential education and entertainment, we discover the science of Mathematics. Our assistant in exploring the magic [&hellip;]\" \/>\r\n<meta property=\"og:url\" content=\"https:\/\/www.noesis.edu.gr\/en\/ps-day-lets-square-the-circle\/\" \/>\r\n<meta property=\"og:site_name\" content=\"Noesis\" \/>\r\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/NoesisScienceCenter\/\" \/>\r\n<meta property=\"article:published_time\" content=\"2023-03-17T10:26:18+00:00\" \/>\r\n<meta property=\"article:modified_time\" content=\"2025-08-20T08:24:06+00:00\" \/>\r\n<meta property=\"og:image\" content=\"https:\/\/www.noesis.edu.gr\/wp-content\/uploads\/2023\/03\/pi-HOR-1.jpg\" \/>\r\n\t<meta property=\"og:image:width\" content=\"1188\" \/>\r\n\t<meta property=\"og:image:height\" content=\"584\" \/>\r\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\r\n<meta name=\"author\" content=\"Elisavet Konstantinou\" \/>\r\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\r\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Elisavet Konstantinou\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\r\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.noesis.edu.gr\/en\/ps-day-lets-square-the-circle\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.noesis.edu.gr\/en\/ps-day-lets-square-the-circle\/\"},\"author\":{\"name\":\"Elisavet Konstantinou\",\"@id\":\"https:\/\/www.noesis.edu.gr\/#\/schema\/person\/38bb81b1fe694971cb23276bcf7ed4b7\"},\"headline\":\"P&#8217;s Day: Let&#8217;s square the circle!\",\"datePublished\":\"2023-03-17T10:26:18+00:00\",\"dateModified\":\"2025-08-20T08:24:06+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.noesis.edu.gr\/en\/ps-day-lets-square-the-circle\/\"},\"wordCount\":111,\"publisher\":{\"@id\":\"https:\/\/www.noesis.edu.gr\/#organization\"},\"articleSection\":[\"News-Announcements\"],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.noesis.edu.gr\/en\/ps-day-lets-square-the-circle\/\",\"url\":\"https:\/\/www.noesis.edu.gr\/en\/ps-day-lets-square-the-circle\/\",\"name\":\"P's Day: Let's square the circle! &ndash; Noesis\",\"isPartOf\":{\"@id\":\"https:\/\/www.noesis.edu.gr\/#website\"},\"datePublished\":\"2023-03-17T10:26:18+00:00\",\"dateModified\":\"2025-08-20T08:24:06+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/www.noesis.edu.gr\/en\/ps-day-lets-square-the-circle\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.noesis.edu.gr\/en\/ps-day-lets-square-the-circle\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.noesis.edu.gr\/en\/ps-day-lets-square-the-circle\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u0391\u03c1\u03c7\u03b9\u03ba\u03ae\",\"item\":\"https:\/\/www.noesis.edu.gr\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"P&#8217;s Day: Let&#8217;s square the circle!\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.noesis.edu.gr\/#website\",\"url\":\"https:\/\/www.noesis.edu.gr\/\",\"name\":\"\u039d\u039f\u0397\u03a3\u0399\u03a3\",\"description\":\"\u039a\u03ad\u03bd\u03c4\u03c1\u03bf \u0394\u03b9\u03ac\u03b4\u03bf\u03c3\u03b7\u03c2 \u0395\u03c0\u03b9\u03c3\u03c4\u03b7\u03bc\u03ce\u03bd &amp; \u039c\u03bf\u03c5\u03c3\u03b5\u03af\u03bf \u03a4\u03b5\u03c7\u03bd\u03bf\u03bb\u03bf\u03b3\u03af\u03b1\u03c2\",\"publisher\":{\"@id\":\"https:\/\/www.noesis.edu.gr\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.noesis.edu.gr\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.noesis.edu.gr\/#organization\",\"name\":\"\u039a\u03ad\u03bd\u03c4\u03c1\u03bf \u0394\u03b9\u03ac\u03b4\u03bf\u03c3\u03b7\u03c2 \u0395\u03c0\u03b9\u03c3\u03c4\u03b7\u03bc\u03ce\u03bd \u03ba\u03b1\u03b9 \u039c\u03bf\u03c5\u03c3\u03b5\u03af\u03bf \u03a4\u03b5\u03c7\u03bd\u03bf\u03bb\u03bf\u03b3\u03af\u03b1\u03c2 \u039d\u039f\u0397\u03a3\u0399\u03a3\",\"url\":\"https:\/\/www.noesis.edu.gr\/\",\"sameAs\":[\"https:\/\/www.instagram.com\/noesis_sciencecenter\/\",\"https:\/\/www.youtube.com\/user\/NoesisGR\",\"https:\/\/www.facebook.com\/NoesisScienceCenter\/\"],\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.noesis.edu.gr\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/www.noesis.edu.gr\/wp-content\/uploads\/2021\/02\/logo-noesis-gr.jpg\",\"contentUrl\":\"https:\/\/www.noesis.edu.gr\/wp-content\/uploads\/2021\/02\/logo-noesis-gr.jpg\",\"width\":518,\"height\":336,\"caption\":\"\u039a\u03ad\u03bd\u03c4\u03c1\u03bf \u0394\u03b9\u03ac\u03b4\u03bf\u03c3\u03b7\u03c2 \u0395\u03c0\u03b9\u03c3\u03c4\u03b7\u03bc\u03ce\u03bd \u03ba\u03b1\u03b9 \u039c\u03bf\u03c5\u03c3\u03b5\u03af\u03bf \u03a4\u03b5\u03c7\u03bd\u03bf\u03bb\u03bf\u03b3\u03af\u03b1\u03c2 \u039d\u039f\u0397\u03a3\u0399\u03a3\"},\"image\":{\"@id\":\"https:\/\/www.noesis.edu.gr\/#\/schema\/logo\/image\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.noesis.edu.gr\/#\/schema\/person\/38bb81b1fe694971cb23276bcf7ed4b7\",\"name\":\"Elisavet Konstantinou\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.noesis.edu.gr\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/37193156408c2c0cfc4fa9722647331d?s=96&d=retro&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/37193156408c2c0cfc4fa9722647331d?s=96&d=retro&r=g\",\"caption\":\"Elisavet Konstantinou\"},\"url\":\"https:\/\/www.noesis.edu.gr\/en\/author\/konstantinou\/\"}]}<\/script>\r\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"P's Day: Let's square the circle! &ndash; Noesis","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.noesis.edu.gr\/en\/ps-day-lets-square-the-circle\/","og_locale":"en_US","og_type":"article","og_title":"P's Day: Let's square the circle! &ndash; Noesis","og_description":"Mathematics is everywhere! Mathematics is present in the chair you sit in, in the pizza you eat, in your computer, in the human body, in the Sun, in the universe, in music and in painting! Within 1.5 hours of experiential education and entertainment, we discover the science of Mathematics. Our assistant in exploring the magic [&hellip;]","og_url":"https:\/\/www.noesis.edu.gr\/en\/ps-day-lets-square-the-circle\/","og_site_name":"Noesis","article_publisher":"https:\/\/www.facebook.com\/NoesisScienceCenter\/","article_published_time":"2023-03-17T10:26:18+00:00","article_modified_time":"2025-08-20T08:24:06+00:00","og_image":[{"width":1188,"height":584,"url":"https:\/\/www.noesis.edu.gr\/wp-content\/uploads\/2023\/03\/pi-HOR-1.jpg","type":"image\/jpeg"}],"author":"Elisavet Konstantinou","twitter_card":"summary_large_image","twitter_misc":{"Written by":"Elisavet Konstantinou","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.noesis.edu.gr\/en\/ps-day-lets-square-the-circle\/#article","isPartOf":{"@id":"https:\/\/www.noesis.edu.gr\/en\/ps-day-lets-square-the-circle\/"},"author":{"name":"Elisavet Konstantinou","@id":"https:\/\/www.noesis.edu.gr\/#\/schema\/person\/38bb81b1fe694971cb23276bcf7ed4b7"},"headline":"P&#8217;s Day: Let&#8217;s square the circle!","datePublished":"2023-03-17T10:26:18+00:00","dateModified":"2025-08-20T08:24:06+00:00","mainEntityOfPage":{"@id":"https:\/\/www.noesis.edu.gr\/en\/ps-day-lets-square-the-circle\/"},"wordCount":111,"publisher":{"@id":"https:\/\/www.noesis.edu.gr\/#organization"},"articleSection":["News-Announcements"],"inLanguage":"en-US"},{"@type":"WebPage","@id":"https:\/\/www.noesis.edu.gr\/en\/ps-day-lets-square-the-circle\/","url":"https:\/\/www.noesis.edu.gr\/en\/ps-day-lets-square-the-circle\/","name":"P's Day: Let's square the circle! &ndash; Noesis","isPartOf":{"@id":"https:\/\/www.noesis.edu.gr\/#website"},"datePublished":"2023-03-17T10:26:18+00:00","dateModified":"2025-08-20T08:24:06+00:00","breadcrumb":{"@id":"https:\/\/www.noesis.edu.gr\/en\/ps-day-lets-square-the-circle\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.noesis.edu.gr\/en\/ps-day-lets-square-the-circle\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.noesis.edu.gr\/en\/ps-day-lets-square-the-circle\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u0391\u03c1\u03c7\u03b9\u03ba\u03ae","item":"https:\/\/www.noesis.edu.gr\/"},{"@type":"ListItem","position":2,"name":"P&#8217;s Day: Let&#8217;s square the circle!"}]},{"@type":"WebSite","@id":"https:\/\/www.noesis.edu.gr\/#website","url":"https:\/\/www.noesis.edu.gr\/","name":"\u039d\u039f\u0397\u03a3\u0399\u03a3","description":"\u039a\u03ad\u03bd\u03c4\u03c1\u03bf \u0394\u03b9\u03ac\u03b4\u03bf\u03c3\u03b7\u03c2 \u0395\u03c0\u03b9\u03c3\u03c4\u03b7\u03bc\u03ce\u03bd &amp; \u039c\u03bf\u03c5\u03c3\u03b5\u03af\u03bf \u03a4\u03b5\u03c7\u03bd\u03bf\u03bb\u03bf\u03b3\u03af\u03b1\u03c2","publisher":{"@id":"https:\/\/www.noesis.edu.gr\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.noesis.edu.gr\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/www.noesis.edu.gr\/#organization","name":"\u039a\u03ad\u03bd\u03c4\u03c1\u03bf \u0394\u03b9\u03ac\u03b4\u03bf\u03c3\u03b7\u03c2 \u0395\u03c0\u03b9\u03c3\u03c4\u03b7\u03bc\u03ce\u03bd \u03ba\u03b1\u03b9 \u039c\u03bf\u03c5\u03c3\u03b5\u03af\u03bf \u03a4\u03b5\u03c7\u03bd\u03bf\u03bb\u03bf\u03b3\u03af\u03b1\u03c2 \u039d\u039f\u0397\u03a3\u0399\u03a3","url":"https:\/\/www.noesis.edu.gr\/","sameAs":["https:\/\/www.instagram.com\/noesis_sciencecenter\/","https:\/\/www.youtube.com\/user\/NoesisGR","https:\/\/www.facebook.com\/NoesisScienceCenter\/"],"logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.noesis.edu.gr\/#\/schema\/logo\/image\/","url":"https:\/\/www.noesis.edu.gr\/wp-content\/uploads\/2021\/02\/logo-noesis-gr.jpg","contentUrl":"https:\/\/www.noesis.edu.gr\/wp-content\/uploads\/2021\/02\/logo-noesis-gr.jpg","width":518,"height":336,"caption":"\u039a\u03ad\u03bd\u03c4\u03c1\u03bf \u0394\u03b9\u03ac\u03b4\u03bf\u03c3\u03b7\u03c2 \u0395\u03c0\u03b9\u03c3\u03c4\u03b7\u03bc\u03ce\u03bd \u03ba\u03b1\u03b9 \u039c\u03bf\u03c5\u03c3\u03b5\u03af\u03bf \u03a4\u03b5\u03c7\u03bd\u03bf\u03bb\u03bf\u03b3\u03af\u03b1\u03c2 \u039d\u039f\u0397\u03a3\u0399\u03a3"},"image":{"@id":"https:\/\/www.noesis.edu.gr\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/www.noesis.edu.gr\/#\/schema\/person\/38bb81b1fe694971cb23276bcf7ed4b7","name":"Elisavet Konstantinou","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.noesis.edu.gr\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/37193156408c2c0cfc4fa9722647331d?s=96&d=retro&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/37193156408c2c0cfc4fa9722647331d?s=96&d=retro&r=g","caption":"Elisavet Konstantinou"},"url":"https:\/\/www.noesis.edu.gr\/en\/author\/konstantinou\/"}]}},"_links":{"self":[{"href":"https:\/\/www.noesis.edu.gr\/en\/wp-json\/wp\/v2\/posts\/22091"}],"collection":[{"href":"https:\/\/www.noesis.edu.gr\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.noesis.edu.gr\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.noesis.edu.gr\/en\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/www.noesis.edu.gr\/en\/wp-json\/wp\/v2\/comments?post=22091"}],"version-history":[{"count":5,"href":"https:\/\/www.noesis.edu.gr\/en\/wp-json\/wp\/v2\/posts\/22091\/revisions"}],"predecessor-version":[{"id":34934,"href":"https:\/\/www.noesis.edu.gr\/en\/wp-json\/wp\/v2\/posts\/22091\/revisions\/34934"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.noesis.edu.gr\/en\/wp-json\/wp\/v2\/media\/22088"}],"wp:attachment":[{"href":"https:\/\/www.noesis.edu.gr\/en\/wp-json\/wp\/v2\/media?parent=22091"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.noesis.edu.gr\/en\/wp-json\/wp\/v2\/categories?post=22091"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.noesis.edu.gr\/en\/wp-json\/wp\/v2\/tags?post=22091"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}