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Sodium polyacrylate

hand spooning white powder material into cup in Exploring Materials - Hydrogel NanoDays activity

Exploring Materials - Hydrogel

In this activity, learners discover how a super absorbing material can be used to move a small object.

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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.