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    IEEE
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    In this activity, learners explore how anemometers work to record wind speeds and how the equipment has undergone engineering adaptations over time. Learners work in teams of "engineers"...

    Over $20 per group Ages 8 - 18 1 to 2 hours
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    Integrated Teaching and Learning Program, College of Engineering, University of Colorado at Boulder
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    Learners work in teams to design and build solar water heating devices that mimic those used in residences to capture energy in the form of solar radiation and convert it to thermal energy. This...

    $10 - $20 per group Ages 14 - 18 1 to 7 days
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    Make
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    In this activity, learners make a small batch of biodiesel that will work in any diesel engine. Learners use an old juice bottle as a "reactor" vessel to chemically process vegetable oil...

    $10 - $20 per group Ages 14 - adult 1 to 7 days
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    The Exploratorium
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    In this math activity related to light, learners assemble a photometer and use it to estimate the power output of the Sun. Learners construct the photometer by making a grease spot on white paper...

    1 cent - $1 per student Ages 14 - 18 10 to 30 minutes
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    The University of Texas McDonald Observatory
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    In this activity, learners make an equatorial sundial, which is simple to construct and teaches fundamental astronomical concepts. Learners use the provided template and a straw to build the...

    1 cent - $1 per group Ages 11 - 18 2 to 4 hours
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    BBC
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    In this activity, learners make pykrete by freezing a mixture of water and a material like cotton wool, grass, hair, shredded paper, wood chips, or sawdust. Learners discover that pykrete has some...

    1 cent - $1 per student Ages 4 - adult 4 to 24 hours
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    Museum of Science and Industry, Chicago
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    Learners place water and part of an antacid tablet in a film canister. The reaction creates a gas reaction that launches the film canister like a rocket.

    1 cent - $1 per student Ages 6 - 18 Under 5 minutes

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    • Oregon Museum of Science and Industry (remove)
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