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    Science Museum of Minnesota
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    Make a one-string "guitar" by stringing a cup with some fishing line. You amplify the plucking of the string by placing a piezo contact microphone and mini battery powered amplifier...

    $5 - $10 per student Ages 6 - 18 1 to 2 hours
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    The Exploratorium
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    In this activity, learners explore electronics and motion by making a Scribbling Machine, a motorized contraption that moves in unusual ways and leaves a mark to trace its path. It’s made from...

    $5 - $10 per group Ages 11 - adult 1 to 2 hours

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