How Are Soils Classified?
Fourth graders list the three texture groups in which soils are classified. They also classify a soil sample as sandy, silty, or clay soil. Pairs of students examine the three types of soil, then classify them based on their feel.
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New Review Destructive Forces
Upper elementary learners discover the difference between weathering and erosion and the effect these forces have on the environment. Pupils create water and wind erosion models to observe and record data. Then towards the end of the...
4th - 6th Science CCSS: Adaptable
Components of Soil and Water Retention
What type of soil holds in moisture the best? Find out with a guided-inquiry based lesson in which scholars investigate three types of soil—sand, clay, and silt—and the ability of each to retain waiter for plant growth. Learners graph...
3rd - 5th Science CCSS: Adaptable