Soils and Rocks

Students perform tests on sand, clay, and humus to determine the unique properties of each kind of soil. then they perform experiments to discover which soil is the best for germinating seeds and what growing plants need. Rocks are explored as students sort, sieve, and perform geological tests.

Lesson 1:  The Dirty Truth I

Lesson 2:  The Dirty Truth II

Lesson 3:  Sifting Sands

Lesson 4:  Tough on Rocks

Lesson 5:  Rocks Rock

What's in the kit?

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