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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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    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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    University of California Museum of Paleontology
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    Learners imagine they are paleontologists in Florida, where they find (remove from envelope) paper "fossils" of some unknown creature, only a few at a time. Each time, they attempt to...

    1 cent - $1 per group Ages 8 - 18 30 to 45 minutes
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    University of California Museum of Paleontology
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    Learners explore the physical properties of a variety of balls and how they bounce. The point of the activity is not necessarily to have students arrive at a precise explanation for the phenomena...

    $1 - $5 per group Ages 11 - 18 30 to 45 minutes
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    University of Utah
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    Directed by instructional cards, learners kinesthetically model cell communication by acting as components in a cell signaling pathway. Learners discover that cell communication is a multi-step...

    1 cent - $1 per group Ages 11 - 18 30 to 45 minutes
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    Integrated Teaching and Learning Program, College of Engineering, University of Colorado at Boulder
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    Learners build and investigate pendulums of different lengths. They discover that the longer the string of the pendulum, the longer the time it takes to swing. Learners also discover that changing...

    $1 - $5 per group Ages 11 - 18 30 to 45 minutes
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    Optical Society of America
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    In this activity, learners complete a series of drawing activities to explore scale and powers of 10. Learners first trace each other on 1-meter-square pieces of paper. Next, they trace a found...

    1 cent - $1 per student Ages 14 - 18 30 to 45 minutes
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    Integrated Teaching and Learning Program, College of Engineering, University of Colorado at Boulder
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    Learners investigate stress and strain by designing, building, and testing beams made from polymer clay. They compete to find the best beam strength to beam weight ratio, and learn about the trade...

    $1 - $5 per student Ages 11 - 18 30 to 45 minutes
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    University of Utah
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    In this activity, learners cut, fold, and paste paper representing biomolecules to create a three-dimensional cell membrane with embedded proteins. Learners discuss where these proteins are located...

    1 cent - $1 per group Ages 11 - 18 30 to 45 minutes
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    Techbridge
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    In this activity (located on pages 23-24 of the PDF), learners are introduced to structural engineering and encouraged to practice goal-oriented building. Learners work to build the strongest dome...

    $1 - $5 per group Ages 8 - 18 30 to 45 minutes

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