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a group of learners build UV color changing beaded bracelets

Exploring Properties - UV Bracelets

In this activity, learners use ultraviolet light to change the color of beads that contain photochromic dye.

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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.