1.0Cooperative Extension: 4-Hhttps://extension.umaine.edu/4hrich900600<blockquote class="wp-embedded-content" data-secret="0xylT521vu"><a href="https://extension.umaine.edu/4h/solar-sprint/materials-for-building/">Solar Sprint Materials for Building</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://extension.umaine.edu/4h/solar-sprint/materials-for-building/embed/#?secret=0xylT521vu" width="100%" height="338" title="“Solar Sprint Materials for Building” — Cooperative Extension: 4-H" data-secret="0xylT521vu" 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); /* ]]> */ </script> Solar Sprint Materials for Building (PDF) Scavenge You or your students may be able to scavenge vehicle parts from old toys and small appliances. Any piece of equipment that contains something that spins (old floppy drives, tape recorders, etc.) may be a good source for gears or pulleys. Old toys that roll may provide a […]