1.0First Things Firsthttps://www.firstthingsfirst.org/es/First Things Firsthttps://www.firstthingsfirst.org/es/author/firstthingsfirst/rich600338<blockquote class="wp-embedded-content" data-secret="p1tiPUXd9D"><a href="https://www.firstthingsfirst.org/es/region-stories/healthy-and-ready-for-school/">Healthy and ready for school</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://www.firstthingsfirst.org/es/region-stories/healthy-and-ready-for-school/embed/#?secret=p1tiPUXd9D" width="600" height="338" title="«Healthy and ready for school» — First Things First" data-secret="p1tiPUXd9D" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript"> /* <![CDATA[ */ /*! This file is auto-generated */ !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); //# sourceURL=https://www.firstthingsfirst.org/wp-includes/js/wp-embed.min.js /* ]]> */ </script> A child’s most important developmental years are those leading up to kindergarten. Good nutrition is vital to healthy development in young children, and poor nutrition in the early years can lead to learning problems later on.​