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    Science Friday
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    In this activity, learners explore phosphorescence and how certain materials can absorb and store energy from a light source. Learners use critical thinking skills to hypothesize which type of...

    $10 - $20 per group Ages 11 - 14 45 to 60 minutes
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    The Exploratorium
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    Learn how to construct a light box by following simple figures and instructions. This guide includes tips on how to assemble a light box; related activities are featured in separate resources....

    $10 - $20 per student Ages 8 - adult 45 to 60 minutes
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    4-H
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    In this activity about electricity, learners build and test a paper clip switch to turn on a light bulb. This activity introduces learners to open and closed switches and how electricity flows...

    $10 - $20 per group Ages 8 - 11 10 to 30 minutes