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Discover how the salt in soil affects plant growth with a few seeds, some cotton, and salt. In this hands-on activity, you will plant seeds in 2 different kinds of soil, containing more or less salt.

In this activity, learners will examine various world data maps to combine the information and predict which areas could be tropical rainforests.

This activity demonstrates liquefaction, the process by which some soils lose their solidity during an earthquake.

In this activity, learners investigate soil conditions by creating a soil map. Learners record soil characteristics and compare the conditions of soil in different grid sections.

In this activity, learners will examine various world data maps to combine the information and predict which areas could be tropical rainforests.