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elementary school 1 environment 1 k-5 geosource 1 water water systems 1
Published in 2006
Water is a crucial ingredient for life on Earth: It nourishes people, plants, and animals and plays a majr role i nthe planet's weather and climate. The water cycle is Earth's natural mechanism for transporting, cleansing, and recycling water between the surface and the atmosphere. In this lesson,...
Grade Level   3 4 5
Classroom Activities Curricula and Instruction
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