SOIL - Oregon State University

Time: 30 minutes Group Size: 4. Arnold and the other kids enlist the power of water erosion to sculpt stone! Your kids explore how running water moves earth and creates new landforms. What You Need . Paper cup . Drinking straw . Modeling clay . Wood plank or stiff cardboard about 2 feet long . Bucket of soil . Trowel or large spoon . Stones ... ................
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