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    The Exploratorium
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    In this activity, learners build a simple qualitative conductivity tester with a battery, bulb and foil. Then learners use the device to test if a solution, a series of solutions, and a solution...

    $5 - $10 per student Ages 11 - 18 1 to 2 hours
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    The Exploratorium
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    Construct a simple battery that's able to power a small light or motor out of foil, salt water, and charcoal. A helpful video, produced by the Exploratorium, guides you along on this activity.

    $1 - $5 per student Ages 8 - 18 10 to 30 minutes
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    The Exploratorium
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    This is an activity that demonstrates how batteries work using simple household materials. Learners use a pickle, aluminum foil and a pencil to create an electrical circuit that powers a buzzer....

    $5 - $10 per group Ages 11 - 18 30 to 45 minutes
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    Science Museum of Minnesota
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    In this activity, learners create a marble maze that contains sensors. As a metal marble triggers the sensors, the Pico Cricket turns on lights or spins motors. This is a great beginning activity...

    Over $20 per student Ages 8 - adult 2 to 4 hours
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    4-H
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    In this activity about electricity, learners imagine that they are out in the wilderness and it is getting dark. Their task is to use the materials supplied to build a simple flashlight. To build...

    $5 - $10 per group Ages 8 - 11 30 to 45 minutes
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    American Chemical Society
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    In this activity on page 5 of the PDF, learners use their knowledge of energy and batteries to create homemade flashlights. Learners deconstruct a flashlight and use the parts and other everyday...

    $5 - $10 per student Ages 8 - 14 10 to 30 minutes
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    The Exploratorium
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    In this activity, you'll make an electric motor--a simple version of the electric motors found in toys, tools, and appliances everywhere. The activity includes three short online videos:...

    $1 - $5 per student Ages 8 - 14 30 to 45 minutes
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    The Exploratorium
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    In this activity, learners create a tiny electric, motorized dancer. Learners use the interactions of magnetism and electric current to make a wire spin, while displaying the Lorentz Force in...

    $1 - $5 per student Ages 8 - 18 30 to 45 minutes
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    The Exploratorium
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    In this activity, learners construct a device out of a piezoelectric igniter, like those used as barbecue lighters. Learners use the device to remotely start current flowing in a simple series...

    $5 - $10 per student Ages 11 - 18 30 to 45 minutes
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    IEEE
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    In this activity, learners incorporate a simple switch into a battery/bulb circuit. Learners will use their knowledge of circuits to design and make their own switches using common materials....

    $10 - $20 per group Ages 8 - 11 45 to 60 minutes

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