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    Community Science Workshop Network
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    In this activity, learners construct a traditional handicraft toy that illustrates a motion commonly associated with violins and earthquakes. This motion has a certain frequency and stays at the...

    $1 - $5 per student Ages 6 - 11 45 to 60 minutes
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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 build a cuica or chirping bird using straw, string, and a bottle cap. Use this activity to explore the interplay of motion and sound. <b>[Activity is publicly...

    $1 - $5 per student Ages 6 - 11 10 to 30 minutes
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    The Exploratorium
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    In this activity, learners use a compact disc to make a spectrometer, an instrument used to measure properties of light. Learners use their spectrometer to view a continuous spectrum produced by...

    $1 - $5 per student Ages 11 - 18 30 to 45 minutes
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    Community Science Workshop Network
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    In this activity, learners explore sound by constructing a simple piano out of wood and craft sticks. Use this activity to demonstrate principles of sound including vibration, pitch, tone,...

    $1 - $5 per student Ages 6 - 11 30 to 45 minutes
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    Community Science Workshop Network
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    In this activity, learners explore sound by constructing their very own banjo out of a coffee can. Learners experiment with the canjo to change the instrument's pitch and timbre. <b>...

    $1 - $5 per student Ages 6 - 18 45 to 60 minutes
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    Science Museum of Minnesota
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    In this activity, learners explore electricity and conductivity to find that many things conduct electricity including copper, pencil lead, fruit, play-doh, and even people! Learners set up a...

    $1 - $5 per student Ages 8 - 18 30 to 45 minutes
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    WGBH
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    In this design challenge activity, learners build a four-stringed instrument that can play a tune. This lesson plan includes information on sound energy and pitch and the design process, as well as...

    $1 - $5 per student Ages 8 - 14 45 to 60 minutes
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    Science Museum of Minnesota
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    Break open that used musical toy and squish some Play-Doh over the circuit boards, and you will hear some weird and distorted sounds the manufacturer never intended! In this activity learners...

    $1 - $5 per student Ages 4 - adult 45 to 60 minutes
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    Center for Engineering and Computing Education, University of South Carolina
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    Learners build a simple electromagnet, then use this electromagnet to transform a yogurt container into a working speaker. They can connect their speaker to a radio and listen as it transmits sound...

    $1 - $5 per group Ages 11 - 14 45 to 60 minutes

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