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    Lawrence Hall of Science
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    Learners trace, cut out and fly a boomerang, outdoors or in a large indoor space. Boomerangs are believed to have originated among the Aborigines of Australia, so this activity could be used in...

    1 cent - $1 per student Ages 4 - 14 10 to 30 minutes
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    COSI
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    In this physics activity (page 12 of the PDF), learners explore potential and kinetic energy by rolling different sized marbles down an inclined plane. Learners compare the amount of work done by...

    $1 - $5 per group Ages 4 - 14 10 to 30 minutes
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    Lawrence Hall of Science
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    Learners discover that soap can be used to power a boat. Learners make a simple, flat boat model, put it in water, and then add a drop of detergent at the back of the boat. The soap changes the...

    $1 - $5 per student Ages 4 - 14 10 to 30 minutes
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    Children's Museum of Indianapolis
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    In this three/four-day lesson, learners calculate perimeters and areas and draw the castle plan to scale. They develop a timeline outlining the construction of a castle and build catapults, a...

    $5 - $10 per group Ages 8 - 14 1 to 7 days
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    University of Southern Mississippi
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    In this activity, learners prepare four polymer elastomers and then compare their physical properties, such as texture, color, size, and bounce height. This activity is a fun way for learners to...

    $5 - $10 per group Ages 4 - 14 1 to 2 hours
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    Lawrence Hall of Science
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    Learners cut and fold a paper helicopter from the template in this PDF. They practice twirling the helicopter and observe what happens as they modify their tries. The modifications can include...

    1 cent - $1 per student Ages 4 - 14 10 to 30 minutes
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    NASA
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    In this Engineering Design Challenge activity, learners will use balloons to investigate how a multi-stage rocket, like that used in the Interstellar Boundary Explorer (IBEX) mission, can propel a...

    $1 - $5 per student Ages 8 - adult 10 to 30 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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    The Exploratorium
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    In this activity, you'll use a straw, a water bottle and a paper tube to make an instrument that's very much like a saxophone. The activity, which teaches students about sound, vibration,...

    1 cent - $1 per student Ages 8 - 14 10 to 30 minutes
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    The Exploratorium
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    This activity provides instructions for building a mirrored tube--a smaller and simpler version of a submarine's periscope--that lets you see around corners and over walls. Get a hands-on...

    $1 - $5 per student Ages 6 - 14 10 to 30 minutes

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