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In "Exploring the Solar System: Mars Rovers," participants learn about how scientists and engineers use robotic rovers and other vehicles to explore distant worlds, and experience some of the challeng

In this activity, learners will model the mechanical weathering and erosion of rocks in a stream or river.

Learners build models of sinkholes to gain an intuitive knowledge of their physical aspects.

In this activity, learners model how the Moon's volcanic period reshaped its earlier features.