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In this data analysis and environmental science activity, learners examine the effects of pollution on amphipods using data from the Chesapeake Ecotox Research Program.

This is an activity where learners will discover what types and how many insects live in their own backyard.

In this activity, learners explore a bucket of sand and beach objects.

In this activity, learners explore the relative sizes and distances of objects in the solar system.

In this activity, learners explore the great pump in their chests--the human heart!