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The Liquid Rainbow
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Learners are challenged to discover the relative densities of colored liquids to create a rainbow pattern in a test tube.
Pop Can "Hero Engine"
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In this activity, learners build water-propelled engines from soft drink cans.
What-a-cycle
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In this activity, learners act as water molecules and travel through parts of the water cycle to discover that it is more complex than just water moving from the ground to the atmosphere.
Water Cycle in a Bag
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In this activity, learners create a biosphere in a baggie.