{"version":"1.0","provider_name":"TEMPLATE","provider_url":"https:\/\/senbera.com\/template","title":"Pull string 3D geometry learning book - TEMPLATE","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"kCnPbpPihn\"><a href=\"https:\/\/senbera.com\/template\/product\/pull-string-3d-geometry-learning-book\/\">Pull string 3D geometry learning book<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/senbera.com\/template\/product\/pull-string-3d-geometry-learning-book\/embed\/#?secret=kCnPbpPihn\" width=\"600\" height=\"338\" title=\"&#8220;Pull string 3D geometry learning book&#8221; &#8212; TEMPLATE\" data-secret=\"kCnPbpPihn\" 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:\/\/senbera.com\/template\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","thumbnail_url":"https:\/\/senbera.com\/template\/wp-content\/uploads\/sites\/6\/2026\/01\/t0c2tg4-1.jpg","thumbnail_width":800,"thumbnail_height":800,"description":"This pull string 3D geometry learning book helps children understand shapes, space, and formulas by building real 3D models they can see and touch. By pulling the string, flat pages instantly form solid shapes, making geometry easier, fun, and memorable. This interactive book teaches points, lines, planes, volume, and surface area using pull-string 3D models. Children can explore cubes, cones, and more while improving spatial thinking and math skills through hands-on learning."}