The earth moves in mysterious ways
You can make sentences without words!
Recycle a potato chip can into a simple camera.
In this activity, you'll learn about "tempering" -- a delicate process of melting and cooling chocolate.
A soap film becomes an ever-changing work of art.
Enjoy the early memories of some of the visitors to this website.
Get a taste of how the earth's plates move.
Sometimes things are not as they appear.
Pier 15 (Embarcadero at Green Street)San Francisco, CA 94111(415) 528-4444
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