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Use this model to demonstrate the goal of NASA's Kepler Mission: to find extrasolar planets through the transit method.

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

In this activity, learners cut out and fold their own collapsible origami starshade, an invention that shields a telescope's camera lens from the light of a distant star so that NASA scientists can ex

This fun activity uses simple materials such as milk cartons and mirrors to introduce the ideas of optics and visual perception.

In this activity, learners are challenged to design, build and test a birdhouse that will stay cool in the sun.

Learners observe two model atmospheres -- one with normal atmospheric composition and another with an elevated concentration of carbon dioxide.