Learn with us online while the Exploratorium is temporarily closed. You can help us reopen—donate today.
Trace your shadow, then make it change.
Discover some big surprises in the microscopic world.
Explore the size and scale of microscopic biology.
Use your cell phone to explore the mini-scopic world.
Movement is reduced to stillness, given an astronomical gear ratio.
Noodle around with elemental properties and how they’re organized.
Strips of plastic on a globe model our atmosphere.
See your friends go from tiny to towering in a few steps.
What happens when you double the size of a chair?
Build a pinhole camera you can really get into.
Determine the field diameter of a compound microscope.
Dividing cells expand exponentially.
Pier 15 (Embarcadero at Green Street)San Francisco, CA 94111(415) 528-4444
More Contact Info
Get at-home activities and learning tools delivered straight to your inbox