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In this activity, learners create a star show and discover how they can prevent light pollution. Using simple materials, learners first design constellation boxes.

Learners follow directions to construct a water-powered electrical generator using a turbine made from plastic spoons.

In this geography investigation, learners use a nighttime satellite image to observe areas of light across the United States and to identify patterns and spatial distributions of human settlements.

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.