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Twist and Spout
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In this activity, learners make their own "tornado" using two soda bottles and water.
Toasty Wind
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In this quick activity, learners use a toaster to investigate the source for the Earth's wind. Learners hold a pinwheel above a toaster to discover that rising heat causes wind.
Decomposition Column
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In this activity, learners turn empty 2-liter bottles into a see-through compost container.