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    NISE Network
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    In this activity, learners discover how a super-absorbing material can be used to move a straw. Learners discover that hydrogels can absorb a lot of water, like the one used in this activity, which...

    $10 - $20 per group Ages 4 - adult 5 to 10 minutes
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    Oregon Museum of Science and Industry
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    This is written as a display, but can easily be adapted to a hands-on activity. Learners discover how all the parts of a diaper work together to keep babies dry and comfortable. They can find...

    $1 - $5 per group Ages 6 - 14 5 to 10 minutes