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.
This stuff can't make up its mind -- is it a liquid or a solid?
With a lens, you can bend light to make pictures of the world.
Explore articles and interactives and listen to the calls of amazing, adaptable frogs.
This clay building activity shows that when you make things bigger, weight increases faster than strength.
Make a photographic image without a camera!
Darkening polar skies often bring beautiful light displays.
Richter and beyond
See a map of recent earthquakes in the United States, and learn why earthquakes happen so frequently on the West Coast.
Pier 15 (Embarcadero at Green Street)San Francisco, CA 94111(415) 528-4444
More Contact Info
Sign up for our newsletter