Provide small containers for students to make compost and have them observe what happens over a small period of time.
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Identify the composition of soil as weathered rock and decomposed organic remains.
Identify and sort earth materials according to a classification key (e.g., soil/rock type).
Provide various kinds of soil samples and using magnifying glasses and small tools have students sort and classify what they find.
Compare the different kinds of soil that compose the Earth’s surface.