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

In this three-part activity, learners use food to determine the effects of wind, sandblasting and water on regolith (dust) formation and deposition on Earth.

This lesson will helps learners answer the question: How does the bombardment of micrometeoroids make regolith on the moon?

In this sunny day, outdoor activity, learners observe changes in shadows over time. The activity also helps to develop a sense of the Earth's motion.

In this activity, learners discover how geologists use stratigraphy, the study of layered rock, to understand the sequence of geological events.

In this activity about the solar system, learners use various light sources to examine ice with different components to understand how NASA studies planets and moons from space.