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    Science Friday
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    In this activity, learners discuss and investigate how cameras, telescopes, and their own eyes use light in similar ways. By building their own pinhole viewers, learners make observations about the...

    Ages 11 - 14
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    Science Friday
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    In this activity related to nanotechnology, learners observe some of the effects that result from creating a thin layer of material several nanometers thick. They also learn about thin film...

    Ages 11 - 14

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