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Girl looking at objects in a beaker filled with liquid that appear to be invisible

Exploring Properties - Invisibility

In this activity, learners investigate how glass objects can be "hidden" in some liquids through refraction.

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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.