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Reflecting Rainbows: Decorate Your White Walls With Rainbow Colors!
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Like water drops in falling rain, a CD separates white light into all the colors that make it up.
Mirror, Mirror on the Wall: Angles of Reflection
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In this optics activity, learners work in pairs to explore how mirrors work. Learners use tape to mark the angles needed to see each other's reflection in a wall mirror.
Changing Colors
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Learners experiment with a commercially available liquid-crystal coaster. They warm the material with their hands for varying lengths of time and observe the changing colors that result.
Mirror Messages
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In this activity, learners use mirrors to write secret messages to a friend. Use this activity to explore letters, optics, and/or symmetry.
Glowing Tonic
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In this sunny day activity, learners compare how a cup of water and a cup of tonic water reflect or refract light in the sun.
Mirror, Mirror
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In this activity, learners discover that it is difficult to trace a curve by using its reflection in a mirror. Use this activity to discuss how the brain works.
Pearlescent Pigments
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This is written as a display, but can easily be adapted to a hands-on activity. Learners observe and shake containers of shiny liquids.