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In this online activity, learners see simulations of how processes shape the Earth, and see estimates of how long these processes take.

In this activity, learners model hot spot island formation, orientation and progression with condiments.

This activity models some of the ways natural processes, such as erosion and sediment pollution, affect Earth’s landscape.

This activity encourages visitors to build an electroscope—a simplified version of one of the tools scientists use to study the invisible forces on Earth and in space.

In this activity, learners explore how distance can affect the way we perceive the size of an object.