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    Community Science Workshop Network
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    In this activity, learners build simple alarms that they can attach to anything, such as a drawer or doorway. This activity introduces learners to electricity, circuits, and currents. Note: a drill...

    $5 - $10 per student Ages 6 - 11 45 to 60 minutes
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    The Need Project
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    In this activity, learners determine whether thermal energy can be used for work. Learners put a balloon on a bottle and observe what happens when they put the bottle in hot water and then in ice...

    1 cent - $1 per group Ages 11 - 18 45 to 60 minutes
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    The Exploratorium
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    In this activity, learners light an LED with five cents. Learners use two different metals and some sour, salty water to create a cheap battery. Learners also have the option of checking the...

    1 cent - $1 per student Ages 8 - 18 10 to 30 minutes
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    PBS
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    In this activity, learners make an electromagnet motor to demonstrate the most basic method of changing electrical energy into mechanical energy. This experiment relates to Nikola Tesla's work...

    $5 - $10 per group Ages 14 - 18 45 to 60 minutes