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Divers
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Learners experiment with a 2-liter plastic bottle containing water and four “divers." The divers consist of open, transparent containers with the opening points downward.
Take Out the Trash
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Learners explore how recyclers take advantage of the different properties of materials, such as magnetism and density, to separate them from a mixture.
Soil Profile
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In this activity, learners will create a soil profile in a bottle. They will learn about the organic and inorganic matter found in soil and observe as it separates into layers in the bottle.