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Bubble Suspension
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In this activity, learners observe as soap bubbles float on a cushion of carbon dioxide gas. Learners blow bubbles into an aquarium filled with a slab of dry ice.
Pixel Tube
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In this STEAM activity, learners create a "pixel tube" to explore reflections of light and color mixing.
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.
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.
Bubbularium: See the Colors in Bubbles
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With little more than a flashlight, a straw, and a plastic lid, make an observatory so you can see the amazing colors in bubbles.