Learn with us online while the Exploratorium is temporarily closed. You can help us reopen—donate today.
Meet Exploratorium physicist Larry Shaw, the originator of Pi Day.
Learn about π, π Day history, and play with π activities.
It may be hard to cut pie into equal pieces, but in this Snack, you can cut string into pi pieces!
Asked to get an estimate for the famed mathematical constant pi (π), try the random tossing of toothpicks.
Use a touchscreen to search for any number hidden in the first 3 million digits of pi.
Toss some chips to estimate pi.
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