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The Scoop on Habitat
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Some aquatic organisms live in open water, while some live in soil at the bottom of a body of water.
How Are Soils Classified?
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In this activity about soil (page 7 of the PDF), learners will use their sense of touch as well as sight to understand how soil is classified based on texture and other details.
Counting With Quadrants
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Millions of organisms can live in and around a body of water.
Water Treatment
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Water treatment on a large scale enables the supply of clean drinking water to communities.