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    Bryn Mawr College
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    In this laboratory activity, learners design an experiment to evaluate how environmental factors influence the growth of molds. Suggested questions to investigate include: (1) Does mold grow faster...

    $5 - $10 per group Ages 11 - 18 1 to 7 days
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    Oregon Museum of Science and Industry
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    In this activity, learners will design a way to identify a powder found at a crime scene by comparing it with known powders, with the goal of solving a crime. Learners will describe the various...

    $10 - $20 per group Ages 8 - 11 45 to 60 minutes
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    University of Utah
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    In this laboratory experiment, learners explore how effectively different sunscreens protect yeast cells from damage caused by ultraviolet (UV) radiation. Learners may compare differing SPFs of the...

    Over $20 per group Ages 8 - adult 1 to 2 hours
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    Oregon Museum of Science and Industry
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    Learners place their hands on different metals and use an ammeter to monitor the flow of electricity from one metal to another. They become part of a complete circuit, allowing electrons to flow...

    $10 - $20 per group Ages 8 - 18 5 to 10 minutes
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    4-H
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    In this activity, learners create a battery from fruit. This activity helps learners explore electricity, electrochemistry, and series circuits as well as the process of scientific inquiry....

    Over $20 per group Ages 8 - 14 1 to 2 hours