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    Science Museum of Minnesota
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    In this activity, learners construct bug models that "jitter" all over the table with just a battery, motor, and counterweight. Use this hands-on activity to facilitate inquiry and...

    $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 shock-absorbing system that will protect two “astronauts” when they land. Learners follow the engineering design process to design and build a...

    $1 - $5 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 tower that can support a tennis ball at least 18 inches off the ground while withstanding the wind from a fan. Learners will build a sturdy frame...

    1 cent - $1 per student Ages 8 - 14 30 to 45 minutes
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    American Museum of Natural History
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    In this activity, learners discover how solar energy can be used to heat water. Learners first discuss energy usage in their daily lives and then divide into pairs to conduct an experiment in which...

    $1 - $5 per group Ages 11 - 18 45 to 60 minutes
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    WGBH
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    In this invention challenge activity, learners create an indoor game for one or two people that gets you moving. This lesson guide includes instructions on how to play an “imagine new uses for old...

    $10 - $20 per group Ages 8 - 14 30 to 45 minutes
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    WGBH
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    In this design challenge activity, learners modify a cup so it can carry a marble down a zip line and also drop it onto a target. Learners are encouraged to brainstorm answers to design questions,...

    $1 - $5 per student Ages 8 - 18 45 to 60 minutes
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    WGBH
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    Have you noticed the plastic rings that are used to hold six-packs of soda? Those rings are great for carrying cans, but they're real trouble when they become trash that animals can get...

    $1 - $5 Ages 8 - 14 45 to 60 minutes
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    WGBH
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    In this design challenge activity, learners invent an emergency shelter that can fit a person and is sturdy and quick to build. Learners think about a familiar shape in new ways, brainstorm shelter...

    $10 - $20 per group Ages 8 - 14 30 to 45 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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    WGBH
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    In this design challenge activity, learners make a balloon hover at eye level for five seconds, and then make it move by creating air currents. The activity guide contains information for Educators...

    $1 - $5 per student Ages 8 - 14 45 to 60 minutes

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