{"version":"1.0","provider_name":"P\u00e1gina10","provider_url":"https:\/\/pagina10.com\/web","author_name":"Jos\u00e9 Arteaga","author_url":"https:\/\/pagina10.com\/web\/author\/josearteaga\/","title":"De Kumon a Smartick | P\u00e1gina10","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"3EopQTiG9l\"><a href=\"https:\/\/pagina10.com\/web\/de-kumon-a-smartick\/\">De Kumon a Smartick<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/pagina10.com\/web\/de-kumon-a-smartick\/embed\/#?secret=3EopQTiG9l\" width=\"600\" height=\"338\" title=\"\u00abDe Kumon a Smartick\u00bb \u2014 P\u00e1gina10\" data-secret=\"3EopQTiG9l\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\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:\/\/pagina10.com\/web\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","thumbnail_url":"https:\/\/pagina10.com\/web\/wp-content\/uploads\/2021\/01\/77005349_2659784450755751_2095517614620016640_o.jpg","thumbnail_width":1280,"thumbnail_height":853,"description":"Por: Jos\u00e9 Arteaga (Twitter: @jdjarteaga) En 1954 T\u014dru Kumon, un profesor de matem\u00e1ticas de Osaka, ante los reiterados fallos de su hijo en matem\u00e1ticas en la escuela primaria, cre\u00f3 un m\u00e9todo que consist\u00eda en repetir ejercicios b\u00e1sicos hasta adquirir destreza. \u00bfSencill\u00edsimo, verdad? Pero en ese momento no era tan evidente y los colegios sol\u00edan llenar [&hellip;]"}