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This quick demonstration (on page 11 of PDF) allows learners to understand why scientists think water ice could remain frozen in always-dark craters at the poles of the Moon.

Many germs spread by our hands, and often times, people don't wash their hands well enough to get rid of germs.

This activity models some of the ways natural processes, such as erosion and sediment pollution, affect Earth’s landscape.

This activity encourages visitors to build an electroscope—a simplified version of one of the tools scientists use to study the invisible forces on Earth and in space.

In this activity, learners explore how eating unhealthy food can damage a heart and arteries.

Some bugs can walk on the surface of a lake, stream, river, pond or ocean.

In this activity, participants will learn how stars form from the dust and gas that exists in space clumping together.

In "Chemistry Makes Scents," participants use their noses to distinguish between chemicals with very similar structures.