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    Oregon Museum of Science and Industry
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    This activity is on page 3 (continued on page 2) of the pdf, part of the Simple Machines Discovery Box. In this fun activity, learners "create" a complex machine by simulating the parts...

    free Ages 4 - 6 10 to 30 minutes
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    Twin Cities Public Television
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    In this engineering activity, learners design and build a mechanical arm to lift a small item. Learners must follow certain design constraints as they build an arm that can lift a paper cup from...

    $5 - $10 per group Ages 8 - 14 45 to 60 minutes
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    National Geographic Society
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    In this activity, learners are challenged, using everyday objects, to create simple machines to complete specific tasks. Learners will discover how simple machines make work easier and how simple...

    $5 - $10 per group Ages 6 - 14 45 to 60 minutes
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    Twin Cities Public Television
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    In this mechanical engineering activity, learners design shadow puppets with moving parts and use them to tell stories. Learners explore simple and complex linkages while constructing various...

    $10 - $20 per group Ages 8 - 14 2 to 4 hours
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    Lunar and Planetary Institute
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    In this activity, learners consider how a simple machine, a lever, turns a small push or pull (a small force) into a larger--or stronger--push or pull (a larger force). Learners then apply this...

    Over $20 per group Ages 4 - 11 10 to 30 minutes
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    WGBH
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    In this design challenge activity follow up to "Kicking Machine", learners add a hands-free feature to their Kicking Machine. Learners modify their kicking machine to have it either...

    $5 - $10 per student Ages 8 - 14 30 to 45 minutes
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    WGBH
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    In this design challenge activity, learners build a machine that kicks a Ping-Pong ball into a cup lying on its side 12 inches away. Learners use a pendulum, a rubber band, or a combination of the...

    $5 - $10 per student Ages 8 - 14 30 to 45 minutes
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    Twin Cities Public Television
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    In this engineering activity, learners explore simple machines and then build cardboard automata using cams. Learners are also challenged to build a complex machine--a moving sculpture that tells a...

    $5 - $10 per group Ages 8 - 14 2 to 4 hours
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    Community Science Workshop Network
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    In this activity, learners build a figure that moves and "comes to life" when they pull its string. This engineering activity introduces learners to simple machines, specifically levers,...

    $1 - $5 per student Ages 6 - 14 1 to 2 hours
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    Community Science Workshop Network
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    In this activity, learners build a seesaw powered by magnets. Use this activity to demonstrate how a lever is a simple machine and how magnets repel and attract depending on the alignment of the...

    $1 - $5 per student Ages 6 - 14 30 to 45 minutes

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