We take over the Operation Ouch! lab in this fun science lesson for 7-11 year-olds all about healthy hearts and circulation. Dr. Chris and Dr. Xand van Tulleken explain where the heart is in the body, ...
From Play-Doh to Barbie, major toy companies have long sought a foothold in the education marketplace by offering branded classroom materials and educational videos teachers can use. But now, one ...
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