Teacher resources · Grades 1–6
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“Earth Science”
Grade 5 · Earth Science
Where Is Earth's Water?
Use a rounded 100-part model and scaled graphs to describe how Earth's water and freshwater are distributed among major reservoirs.
51 min · ~9 min prep · 6 materials
Grade 4 · Earth Science
Weathering, Erosion, and Deposition
See how rock breaks down, sediment moves, and material settles. Use measurements from a water-erosion model to explain how Earth's surface changes.
50 min · ~12 min prep · 8 materials