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Mold Terrarium: What Grows on Leftover Food?
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This activity shows you how to make a mold terrarium using a jar and leftover food.

Cookie Subduction
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This is a quick activity that shows how large amounts of rock and sediment are added to the edge of continents during subduction.

Pie-Pan Convection
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It's difficult to see convection currents in any liquid that's undergoing a temperature change, but in this Exploratorium Science Snack, you can see the currents with the help of food coloring.

A Stand-up Egg
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In this science trick, learners get an egg to stand-up on its long-axis vertical to a table's top.

Repulsive Grape: Diamagnetism
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Do grapes, yes the grapes from the grocery store, move in the presence of a very strong magnet?

Your Sense of Taste: Discover the real taste of candy
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Your tongue can sense about 6 different flavors (salty, sweet, bitter, sour, umami/savory, and fat), but your nose provides a lot more "taste" information than you realize when you eat.

Geyser
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This Exploratorium activity can be used in many contexts because geysers are great opportunities for learning about heat and temperature changes as well as geological/space science phenomena.

Bubble Bomb
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Learn about chemical reactions by making a Bubble Bomb, a plastic bag you can pop with the power of fizz.