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In this activity, learners set up an experiment to investigate the effects of hot air on the path of a laser beam.

This fun and simple hands-on astronomy activity illustrates the value of supernovae in the universe.

In this activity, learners investigate convection by using food coloring and water of different temperatures.

In this "game," learners explore and relate the evolution of stars to a Navajo creation story. The story is written on a series of cards, which are laid on a table as the story is told.

Albert Einstein proved that space bends around anything that has mass. This activity uses Jell-O's ability to bend around objects as a model for space bending around planets and stars.