invisible

Components in NanoDays sunblock activity including sunscreen and black paper.

Invisible Sunblock

In this activity, learners compare nano and non-nano sunblock products to discover the effect of particle size on visibility.
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Learner demonstrates how an electroscope interacts with static electricity

Exploring the Universe: Static Electricity

In this activity, learners will discover how static electricity works by building a simplified tool that detects invisible forces on Earth and in space.
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A photoshopped image of people wearing invisibility cloaks hiding everything but their legs

Invisibility Cloak video

In this 4-min video the idea of invisibility cloaks is comedically explored.
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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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Hands holding glass objects on a string in a beaker of liquid

Exploring Nano & Society - Invisibility Cloak

In this activity, learners explore how refraction can be used to make a glass stir rod "disappear" in a cup of baby oil, while having conversations about new technologies.
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