This Rollin' on the River: The McClellan-Kerr Arkansas River Navigation System lesson plan also includes:
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Middle schoolers take a close look at the McClellan-Kerr Arkansas River Navigation system. They study how the Army Corps of Engineers built and monitor the system. Learners discover how a lock and a dam work, and study three benefits of having a dam built on a river: navigation, flood control, and recreation. An worthwhile lesson even for people who don't live in Arkansas.