Nancy Bullard on MSN
How long your small intestine really is
In this short science video, I use a fun model to show just how long your small intestine actually is and why it is not very ...
How long is your small intestine? With a few items from around the house, you can learn the science behind your small intestine. Use the yardstick to measure and cut 23 feet of yarn or rope. The yarn ...
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