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Under Pressure
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In this experiment, learners examine how pressure affects water flow. In small groups, learners work with water and a soda bottle, and then relate their findings to pressure in the deep ocean.
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Make a Terrarium
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In this activity, learners make a miniature greenhouse or "terrarium" to explore the greenhouse effect.
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Using Solar Energy
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In this activity, learners discover how solar energy can be used to heat water.
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Mint Your Own Coin
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Coins are everyday objects which tell a lot about the people who use them.
Simple Submarine
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Using simple, inexpensive items, learners build and test submarine models.
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How Greenhouse Gases Absorb Heat
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Learners observe two model atmospheres -- one with normal atmospheric composition and another with an elevated concentration of carbon dioxide.