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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 online game, learners attempt to send a rocket ship to various targets. Learners can adjust the angle and thrust of the rocket before it is launched.

Learners model the Sun-Earth-Moon system to show what causes the Moon's appearance to change when viewed from the Earth.

Learners build a model of the planets in the solar system. In their model, the planets are spaced in their relative distance from the Sun.