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    Colorado State University
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    This is a quick, yet dramatic activity/demonstration that introduces learners to the concept of energy transfer. A small ball is placed on top of a large ball and both are dropped together. The...

    free Ages 6 - 14 Under 5 minutes
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    Bill Nye
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    In this activity, learners discover how hard their hearts work to pump blood. Learners hold one hand above their head and one hand by their side for sixty seconds, and then compare the color of...

    free Ages 4 - 14 Under 5 minutes

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    • Oregon Museum of Science and Industry (remove)
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