Strips of plastic on a globe model our atmosphere.

Construct a simple battery that can power a light.

Discover how antibodies launch attacks on invaders.

Get outside and discover the diversity of insect life in your neighborhood.

Make a home for a colorful community of microorganisms.

Suspend a ball in a stream of air.

Discover the meaning of evolutionary fitness in this predator/prey simulation.

Discover why the sky is blue and the sunset is red.

Build a rubber-band-powered rolling plastic water bottle.

Use soap film to model a cell membrane.

Your brain combines information from your eyes in surprising ways.