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Exploring Size: Ball Sorter
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In this activity, learners use sieves with different-sized holes to sort balls by size.
Water Bugs
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Some bugs can walk on the surface of a lake, stream, river, pond or ocean.
What am I?
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In this activity, learners examine nanoscale structures of common things.
Shrinking Coin
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In this demonstration, learners attempt to get a large coin through a small hole, the size of a smaller coin.
Exploring Tools: Mitten Challenge
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In this activity, learners build a LEGO® structure while wearing mittens. This activity shows learners how difficult it is to build small things when your tools are too big.
Seeing Is Believing
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This activity is designed to accompany the PBS documentary about African-American chemist "Percy Julian: Forgotten Genius." Learners look through two cups with small holes in them to simulate what it'
Exploring the Universe: Star Formation
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In this activity, participants will learn how stars form from the dust and gas that exists in space clumping together.
Information Hiding: Sharing Secrets
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This activity about cryptographic techniques illustrates a situation where information is shared, and yet none of it is revealed.
Exploring Forces: Gravity
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In this nanoscience activity, learners discover that it's easy to pour water out of a regular-sized cup, but not out of a miniature cup.
Balloon Kebabs
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In this demonstration, learners observe the effects of density and pressure by attempting to make "balloon kebabs." Learners will try to insert a wooden skewer all the way through an inflated balloon
Guess My Rule
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In this simple game, learners start to understand how to sort and categorize objects by trying to guess the connection between three items that someone else has chosen.
Fireworks in a Glass
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In this activity, learners use water, oil, and food coloring to observe a chemical reaction that creates a shower of colors inside of a glass.
Shake the Bag Ice Cream
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In this activity, learners will experiment with salt and ice in order to turn a bag of ingredients into ice cream.
Chemistry Makes Scents
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In "Chemistry Makes Scents," participants use their noses to distinguish between chemicals with very similar structures.
What's in the Water
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"What's in the Water" lets participants use tools to solve the mystery- what chemicals and compounds are in a sample of water?