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DDT

model of a blue fish with a metallic ring around its waist

Big Fish, Little Fish

In this activity, learners investigate biomagnification through a short visual demonstration followed by an interactive game.

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The National Informal STEM Education Network (NISE Network) is a community of informal educators and scientists dedicated to supporting learning about science, technology, engineering, and math (STEM) across the United States.

The NISE Network is supported by multiple sources of funding - learn more. Except where otherwise noted all materials are licensed under a Creative Commons license, as per the Use and Privacy statement and Legal Notice.