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purchase

Plastic grocery baskets along with grocery store purchases including sunblock

Buy It, Or Better Not?

In this activity, learners consider the costs, risks, and benefits of nanoparticles in various products.

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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.