<http://rawdogscreaming.com/12-days-of-snowed-day-12-the-charity-jones-guide-to-stem-for-kids/#article>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://rawdogscreaming.com/12-days-of-snowed-day-12-the-charity-jones-guide-to-stem-for-kids/>