Curated OER
Great Streamboat Race
Learners analyze currents. In this Science lesson, students race small boats in a creek or stream. Learners time the currents and collect organisms from the creek or stream.
Curated OER
The Physical Environment
Fourth graders use damp sand, a baking pan, and water to simulate erosion. In this erosion lesson plan, 4th graders participate in a simulation to show what moving water does to land.