exploratorium

Explore, Play, Discover: Websites, Activities, and More

Dive into websites, activities, apps, and more.

Science activity that demonstrates how clouds form
Fog Chamber

Create clouds in a bottle by rapidly expanding the air.
Harmonics

Explore sound waves in this resonant presentation.

Seismic Science: Damage Control
Seismic Science: Damage Control

We can't predict when an earthquake will occur, but we can avoid some potential disasters.

Pi Day
Pi Day

Activities and History

Exploratorium Video

Explore our media collection

Science activity demonstrating one of your visual system’s many idiosyncrasies
Shrinking Spot

Control the (apparent) size of a hole with your brain.

Frozen Frogs
Frozen Frogs

By passing the winter frozen as solid as a holiday fruit cake, the wood frog breaks all rules. Scientists hoping to preserve human organs are paying close attention.

Making a Sun Clock
Making a Sun Clock

Before there were clocks, people used shadows to tell time!

Kosher Dill Current
Kosher Dill Current

High energy prices got you down? Discover how pickles can ease your troubles.

Science activity that demonstrates how some light sources flash on and off many times a second
Bronx-Cheer Bulb

Give a light source the raspberry and watch it wiggle.

Playing Fantastic Four
Playing Fantastic Four

This card game is a little like a puzzle. You and your opponents all try to find solutions to the puzzle���and the one who finds the most solutions wins!

AAAS 2001 Annual Meeting & Science Innovation Exposition
AAAS 2001 Annual Meeting & Science Innovation Exposition

Dispatches from the AAAS 2001 Meeting.

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