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Showing results 1 to 10 of 10
Rotating Light
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In this activity, learners explore what happens when polarized white light passes through a sugar solution.
Soap-Film Painting
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Make a big canvas of iridescent color with pvc pipe! In this Exploratorium Science Snack, you'll need to cut and assemble some PVC pipe, but the pay-off, the soap-bubble canvas, is big.
Critical Angle
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In this optics activity, learners examine how a transparent material such as glass or water can actually reflect light better than any mirror.
Glow Up
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In this activity, learners explore chemiluminescence and fluorescence. Learners examine 3 different solutions in regular light, in the dark with added bleach solution, and under a black light.
Convection Current
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In this activity, learners make their own heat waves in an aquarium.
Self-Portrait Silhouettes: Activity 2
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In this activity, learners make a photographic image—without a camera!
Bone Stress
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In this optics activity, learners examine how polarized light can reveal stress patterns in clear plastic.
Self-Portrait Silhouettes: Activity 1
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In this activity, learners make a photographic image--without a camera!
Inverse Square Law
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In this math activity related to light, learners explore why a light, such as a candle or a streetlight, looks dimmer the farther away from it we get.
Colored Shadows
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In this optics activity, learners discover that not all shadows are black. Learners explore human color perception by using colored lights to make additive color mixtures.