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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.
Chromatography
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In this activity (page 3 of the PDF), learners will observe a physical change.
Boomerang
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Everybody loves boomerangs! In this activity about force and motion, the learners will experiment with boomerangs and explore how they work. This is a great activity to get learners up and moving.