"Slim Goodbody shows teaches kids about the amazingly powerful human heart and the system of circulation. We take a trip back in history to see Dr. William Harvey and we see what an actual heart looks like."
posted by ant 1 year 4 months 2 weeks ago • 2 views • 13:35search results matching tag: Circulation
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posted by radx
9 years 5 months 3 weeks ago • 419 views • 4:52
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