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Periscope
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In this activity, learners construct a device that allows them to look over ledges or around corners.
Invent on the Spot
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In this activity, learners design a device to solve a problem: how to get a ball out of a drain pipe.
First Impressions
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Learners experiment with a commercial photo-sensitive paper (Sunprint® or NaturePrint® paper). They place opaque and clear objects on the paper and expose it to bright light, observing the results.