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Learners build a filter from old soda bottles and dirt. They create polluted water, and pour it through their filter to clean it.

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

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

In this activity, learners explore clouds and how they form.

Learners will build a lung model to understand how their lungs and diaphragm work to make them breathe.