lesson
Hydraulic Engineering: Canals, Dikes, and Irrigation Systems
Investigate how early civilizations organized mass labor to build complex irrigation and flood-control infrastructure.

Investigate how early civilizations organized mass labor to build complex irrigation and flood-control infrastructure.
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9th Grade · Social Studies · US-NY-SS
11 lessons
Analyze how the transition from foraging to agriculture enabled the formation of complex river valley civilizations with specialized institutions.