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Bird Beak Buffet
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In this classic activity, learners investigate natural selection by becoming birds foraging for food on an island.

Survival of the Fittest: Variations in the Clam Species Clamys sweetus
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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 investi

Quick Frozen Critters
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In this activity, learners play an active version of freeze tag based on predator/prey relationships.

Sand Dunes
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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 growing