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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...

    1 cent - $1 per student Ages 11 - 14 45 to 60 minutes
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    Science Friday
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    In this activity, learners use aluminum trays and wooden blocks to form stream tables to investigate river formations in two different landscape scenarios. Learners compare and contrast how the...

    $10 - $20 per group Ages 11 - 14 45 to 60 minutes