{"version":"1.0","provider_name":"TechyKids.com","provider_url":"https:\/\/techykids.com\/staging\/3266","title":"Line Follow Activity - TechyKids.com","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"zbKTHzfk2H\"><a href=\"https:\/\/techykids.com\/staging\/3266\/archives\/20266\">Line Follow Activity<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/techykids.com\/staging\/3266\/archives\/20266\/embed#?secret=zbKTHzfk2H\" width=\"600\" height=\"338\" title=\"&#8220;Line Follow Activity&#8221; &#8212; TechyKids.com\" data-secret=\"zbKTHzfk2H\" 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:\/\/techykids.com\/staging\/3266\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","thumbnail_url":"https:\/\/techykids.com\/staging\/3266\/wp-content\/uploads\/2017\/11\/line-follow-img-600x467.png","thumbnail_width":600,"thumbnail_height":467,"description":"Here is one possible solution to doing the line follow challenge.\u00a0 There are many.\u00a0 This one has the robot turning back in the opposite direction when it detects white.\u00a0 When both bottom sensors do not detect much reflected light, it means that the line is below it, so the robot goes straight.\u00a0 Line 4 of &hellip;  Read More &raquo;"}