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Plaster of Paris
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In this activity (page 6 of the PDF), learners will observe both a chemical and a physical change.
The Ability of Permeability
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In this activity (page 11 of the PDF), learners investigate how quickly water moves through various materials. They measure and compare the permeability of gravel, sand, and soil.
The Incredible Journey
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In this weather activity (page 4 of the PDF), learners will explore the water cycle through an interactive game.