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    Howard Hughes Medical Institute
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    This guided inquiry three-part activity engages learners in thinking about the mechanism of natural selection by encouraging them to formulate questions that can be answered through scientific...

    $10 - $20 per group Ages 11 - 18 2 to 4 hours
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    Twin Cities Public Television
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    This outdoor activity (on page 2 of the PDF under SciGirls Activity: Sand Dunes) is a full inquiry investigation into how the amount of moisture in a sand dune relates to the number of plants...

    $10 - $20 per group Ages 8 - 14 2 to 4 hours
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    My Science Box
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    In this classic activity, learners investigate natural selection by becoming birds foraging for food on an island. The prey (beans) vary in their coloration such that some blend into the...

    $10 - $20 per group Ages 11 - 18 1 to 2 hours

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