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Showing results 1 to 12 of 12
Bronx Cheer Bulb
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In this activity, learners observe what happens when they give a light source like a neon glow lamp a "Bronx Cheer." The lights appear to wiggle back and forth and flicker when learners blow air throu
Glue Stick Sunset
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In this activity, learners explore why the sky is blue. Learners model the scattering of light by the atmosphere, which creates the blue sky and red sunset, using a flashlight and clear glue sticks.
The Bent Pencil
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In this optics activity, learners explore how light bends and affects what we see.
Why Are Bubbles So Colorful?
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In this activity, learners explore why they can see colors in bubbles and why they change.
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.
Make a Light Fountain
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In this optics activity, learners make a "light fountain" from a clear plastic bottle, flashlight, and other simple materials.
What Causes Rainbows?
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In this activity, learners explore how and why rainbows form by creating rainbows in a variety of ways using simple materials. Learners create rainbows indoors and outdoors.
Bending Light
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In this optics activity, learners make a lens and explore how the eye manipulates the light that enters it.
Rainbow Film
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In this activity, learners use clear nail polish to create a beautiful iridescent pattern on black paper. Learners discover that a thin film creates iridescent, rainbow colors.
Mix-N-Match Light
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This is an online exhibit about color perception. Learners set a random background color and then try to mix red, blue, and green light to match.
Total Internal Reflection
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In this activity, learners use a laser pointer, empty soda bottle, rubber plug and water to demonstrate total internal reflection.
Why is the Sky Purple?
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This simple hands-on activity demonstrates why the sky appears blue on a sunny day and red during sunrise and sunset.