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University Corporation for Atmospheric Research
Ucar: Elementary Globe: Earth System in a Bottle
If you have seeds at home, try this activity to help kids learn what a seed needs to grow. Students will create experimental conditions in terrariums to study what plants need to live. They will learn about the importance of the...
University of California
Ucmp: Creating an Earth System: Interactions in the Earth System
A brief description of the four spheres of the Earth, with an activity where students brainstorm interactions among them.