Strips of plastic on a globe model our atmosphere.

Is pure water colorless?

The Exploratorium is your playground after dark! Don’t miss our summer exhibition, The Great Animal Orchestra, an immersive audiovisual experience.

A flash of light leaves a lingering image.

Construct a simple battery that can power a light.

A cube made from drinking straws can confuse your brain.

Without depth perception, random lines can become a chair!

Tinker with a set of open-ended materials and mechanisms to create sound patterns.

This kit of reusable parts supports participants in building kinetic sculptures that balance on a single point.

Build rollers that move in whimsical ways or make surprising sounds as they scoot, wobble, and tumble down a wide wooden ramp.

Bring digital animations into the real world using Scratch and video sensing.