Low-cost, teacher-tested activities for the classroom and the curious.
Science of Cooking • Explore the science behind food and cooking with recipes, activities, and Webcasts.
Most paper airplanes are flat, but these paper hoops can really fly!
Hear audio clips of the ambient sounds of the rain forest at night near Arecibo, Puerto Rico.
A trash-filled median blossoms into a community oasis.
Make a spinning disc called a stroboscope, which lets you create your own animated cartoon.
It's not just the moon that causes ocean tides.
The Antarctic food web is the simplest on the planet, and krill are at its hub.
You can measure your reaction time with just a yardstick and some help from a friend.
San Francisco was born in gold dust, and nearly died in rubble and ashes.
Control the breakup of Pangaea and explore evidence of the former supercontinent.
Pier 15 (Embarcadero at Green Street)San Francisco, CA 94111(415) 528-4444
More Contact Info
Sign up for our newsletter