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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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    Make your own simple speaker so you can listen to your favorite radio station. Just wind a coil, attach it to a piece of cardboard or Styrofoam, hold a magnet nearby, and listen. This activity...

    $1 - $5 per student Ages 8 - 18 30 to 45 minutes
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    Community Science Workshop Network
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    In this activity, learners create a traditional Mexican noisemaker (a matraca) using cardboard, craft sticks, and a wooden dowel. Use this activity to introduce learners to musical instruments,...

    $1 - $5 per student Ages 6 - 18 1 to 2 hours
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    Science Museum of Minnesota
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    From this How To slide show, you create an Audio Tape Bow that can play distorted audio sounds by running it across a tape head. Learners will open up cassette tapes and used tape players to see...

    $1 - $5 per student Ages 8 - adult 45 to 60 minutes
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    Science Museum of Minnesota
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    What's a Pickle-Oh? Two pieces of pickle on a stick are connected to a Pico Cricket (micro controller). When you slide the pickles apart the note changes. You can also expand on the activity...

    Over $20 per student Ages 8 - 18 10 to 30 minutes
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    Science Museum of Minnesota
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    Audio Boggle is an activity that lets you listen to a track (that you make yourself) and see what you can hear! To make a recording to use for Audio Boggle, you’ll need a microphone, a sound...

    $5 - $10 per student Ages 8 - 18 2 to 4 hours
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    Science Museum of Minnesota
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    Build a phonograph record player using a cactus needle, a record, LEGOs gear box, and a piece of paper! This activity uses a Pico Cricket to turn the motor. This is an advanced activity and may...

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

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