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    Colorado State University
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    In this demonstration, learners can observe a number of small convection cells generated from a mixture of aluminum powder and silicon oil on a hot plate. This demonstration helps learners...

    $5 - $10 per student Ages 8 - 14 5 to 10 minutes
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    Institute of Physics
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    In this demonstration, learners observe the effects of air pressure. They will watch as marshmallows inside a bottle expand as a vacuum pump removes air from the bottle. The marshmallows will...

    $1 - $5 per group Ages 4 - adult Under 5 minutes
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    COSI
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    In this physics activity (page 3 of the PDF), learners will see firsthand that air takes up space and has pressure by attempting to inflate a balloon inside of a bottle. Though this activity was...

    1 cent - $1 per student Ages 6 - 11 5 to 10 minutes
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    Twin Cities Public Television
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    In this quick activity (page 1 of PDF), learners will witness firsthand the effects of Bernoulli’s Principle by capturing a ping pong ball in the stream of air created by a hair dryer. Not only...

    free Ages 8 - 14 10 to 30 minutes
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    COSI
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    In this physics activity, learners will investigate the strength of egg shells. They will attempt to stack books on top of inverted half egg shells to see how many they can hold, and the results...

    1 cent - $1 per group Ages 6 - 11 10 to 30 minutes
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    The Exploratorium
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    In this demonstration/activity, learners observe as a regular size marshmallow is blown through a tube made from a manila file folder. The result is spectacular, and the process provides a great...

    $1 - $5 per group Ages 8 - 18 10 to 30 minutes
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    Institute of Physics
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    In this physics demonstration, learners are challenged to break a raw egg just by squeezing it. Learners will be shocked by their inability to complete the deceivingly simple challenge. Use this...

    1 cent - $1 per group Ages 4 - adult Under 5 minutes
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    IEEE
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    In this activity, learners explore how a hydraulic pump works. Learners work in teams to design and build a unique water fountain that employs a hydraulic pump. This lesson also contains a...

    $10 - $20 per group Ages 8 - 18 2 to 4 hours
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    Smithsonian Center for Education and Museum Studies
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    In this activity related to flight, learners conduct two simple tests to explore how lift works. In "Use Your Lips to Levitate," learners hold a piece of paper, blow over the paper, and...

    1 cent - $1 per group Ages 8 - 14 5 to 10 minutes
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    Make
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    In this three-part activity, learners use paper to explore Bernoulli's Principle — fast-moving air has lower pressure than non-moving air. First, learners observe what happens when they hold a...

    1 cent - $1 per student Ages 8 - 18 10 to 30 minutes

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