Learn with us online while the Exploratorium is temporarily closed. You can help us reopen—donate today.
Use air pressure to calculate the weight of a car.
Measure the height of an object indirectly using your hand and a ratio.
Why the world gets dark so fast outside the circle of the campfire.
Model the behavior of light reflecting off soap film surfaces.
See the JPL "sandbox" where robotic rovers are tested.
See how we cut the Exploratorium in two for seismic safety.
Visit the beating heart of the Exploratorium—our shop.
What geometric shapes can you find on the playground?
Investigate the interior angles of polygons with your feet.
Get outside and explore geometry (and other math) all around you.
(Embarcadero at Green Street)
San Francisco, CA 94111
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