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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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    Science Museum of Minnesota
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    In this activity, learners create painting machines that can paint moving forwards and backwards. Learners construct the machines out of LEGOs, motors, a programmable PICO Cricket, and a cardboard...

    $1 - $5 per student Ages 8 - 18 30 to 45 minutes
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    American Association for the Advancement of Science
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    A group of 6 learners works together as a team with each learner performing a different role. Together, they need to maneuver a die through a maze. After accomplishing the task with all roles, one...

    1 cent - $1 per group Ages 8 - 11 10 to 30 minutes
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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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    The Exploratorium
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    In this activity, learners explore electronics and motion by making a Scribbling Machine, a motorized contraption that moves in unusual ways and leaves a mark to trace its path. It’s made from...

    $5 - $10 per group Ages 11 - adult 1 to 2 hours
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    WGBH
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    In this design challenge activity, learners build a machine out of cardboard that runs smoothly and dependably. Learners must be precise to make sure their component works properly. This activity...

    $1 - $5 per student Ages 8 - 14 30 to 45 minutes
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    The Exploratorium
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    In this activity, learners build inexpensive pulley assemblies from pulley wheels used for sliding screen door replacement or from clothesline spreaders. Learners will investigate pulley behavior...

    $10 - $20 per group Ages 11 - 18 1 to 2 hours
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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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    The Exploratorium
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    In this activity, learners will build a ball run contraption. Marble Machines are made from familiar materials, designed to send a rolling marble through tubes and funnels, across tracks and...

    Over $20 per group Ages 8 - adult 30 to 45 minutes

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