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    Oregon Museum of Science and Industry
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    Learners compare the properties of two balls that appear identical. One ball bounces, while the other ball "thuds." The “bounce” ball is made of the polymer polybutadiene (-C4H4-). The...

    Over $20 per group Ages 6 - adult Under 5 minutes
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    Twin Cities Public Television
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    This activity (on page 2 of the PDF) is a full inquiry investigation into technology design and testing. Groups of learners will design, build, and program a LEGO robot to perform specific tasks,...

    Over $20 per group Ages 8 - 14 2 to 4 hours
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    The Exploratorium
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    In this activity about light and reflection, learners discover that what you see is often affected by what you expect to see. Learners hold on to a device consisting of two mirrors glued back to...

    Over $20 per group Ages 8 - 14 5 to 10 minutes
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    The Exploratorium
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    In this activity, a lightbulb is placed in front of a concave mirror. The actual lightbulb is not visible to the viewer, but the viewer can see the mirror image of the lightbulb formed in space....

    Over $20 per group Ages 8 - 14 30 to 45 minutes
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    The Exploratorium
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    The Drawing Board consists of a marking pen that remains stationary and a platform that swings beneath the pen, acting as a pendulum. As the platform swings, the pen marks a sheet of paper that is...

    Over $20 per group Ages 8 - 14 10 to 30 minutes
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    The Exploratorium
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    In this fun optics activity, learners explore principles of light, reflection (mirrors), and perception. Learners work in pairs and sit on opposite sides of a "two-way" mirror. Both...

    Over $20 per group Ages 6 - 18 10 to 30 minutes
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    Twin Cities Public Television
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    In this technology activity, learners light up the room with electrifying play dough creations. Learners use conductive and insulating homemade play dough to build simple circuits. Learners then...

    Over $20 per group Ages 8 - 14 1 to 2 hours
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    Make
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    Agriculturalists have long considered mushroom growing a challenge, largely because you need a piece of benchtop equipment known as a laminar flow hood. In this activity, learners make their own ...

    Over $20 per group Ages 11 - adult 1 to 4 weeks
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    NISE Network
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    In this activity/demo, learners examine a synthetic gecko tape with micron sized hairs that mimics the behavior of the gecko foot. The process is called "nanomolding." Also described in...

    Over $20 per group Ages 6 - adult 10 to 30 minutes
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    Lawrence Hall of Science
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    In this set of outdoor games, learners play the role of monkeys that are trying to get enough resources (food, shelter, and space) to survive. They play several simple games which involve strength,...

    Over $20 per group Ages 8 - 18 45 to 60 minutes