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    Lawrence Hall of Science
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    This is an interactive online activity, in which learners equip a virtual electromagnet and see how many iron filings it can pick up. Learners change various characteristics of the electromagnet...

    free Ages 8 - 14 Under 5 minutes
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    New York Hall of Science
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    In this activity, learners will build an air cannon out of simple materials you can find around the house. Although air is invisible to the eye, it is not by any means empty space! The cannon...

    1 cent - $1 per student Ages 8 - 14 10 to 30 minutes
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    American Association for the Advancement of Science
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    This activity models the necessary balance of creating power and cleaning up its associated waste. Learners participate in a game where they attempt to move forward toward a goal. For the power...

    $1 - $5 per group Ages 8 - 11 10 to 30 minutes
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    Mount Holyoke College
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    In this electrochemistry activity, young learners and adult helpers create a battery from a potato to run a clock. This resource includes background information about electricity, electronics, and...

    $5 - $10 per student Ages 4 - 8 10 to 30 minutes
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    Lawrence Hall of Science
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    Learners discover that soap can be used to power a boat. Learners make a simple, flat boat model, put it in water, and then add a drop of detergent at the back of the boat. The soap changes the...

    $1 - $5 per student Ages 4 - 14 10 to 30 minutes
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    IEEE
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    In this activity, learners explore how watermills have helped harness energy from water through the ages. Learners work in teams of "engineers" to design and build their own watermill out...

    $10 - $20 per group Ages 8 - 18 1 to 2 hours
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    Community Science Workshop Network
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    In this activity, learners build a switch to turn electrical circuits on and off. Learners can connect their switches to other projects they want to power and swing the popsicle stick around to...

    $5 - $10 per student Ages 6 - 11 10 to 30 minutes
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    American Association for the Advancement of Science
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    Learners build a simple solar oven from a shoebox, black construction paper, and aluminum foil. Over the course of a few hours, the oven heats up water enough to brew tea. When learners set up a...

    $1 - $5 per student Ages 8 - 11 45 to 60 minutes
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    Twin Cities Public Television
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    This activity (on page 2 of the PDF) is a full inquiry investigation into tug-of-war physics. Groups of learners will test two tug-of-war strategies. Which is better: a team of a few big kids or...

    $10 - $20 per group Ages 8 - 14 2 to 4 hours
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    Oregon Museum of Science and Industry
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    This online simulation game explores the different consequences of water levels on the Columbia River in the Pacific Northwest. Learners play the role of dam operator, controlling how much water...

    free Ages 8 - 18 10 to 30 minutes

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