Refraction

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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