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 ...
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, ...
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