Strips of plastic on a globe model our atmosphere.

Is pure water colorless?

A flash of light leaves a lingering image.

Investigate how to predict the color of an afterimage.

Construct a simple battery that can power a light.

A cube made from drinking straws can confuse your brain.

Learn how to fly with this neat mirror trick.

Send waves down a spring to watch them travel and interact.

Find order in well-mixed chaos.

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

Make yogurt from yogurt.