Masks are required for all visitors 2+. Vaccines recommended. Plan your visit
Hungry for fresh, exciting science activities based in amazing phenomena? Science Snacks are hands-on, teacher-tested, and use cheap, available materials.
Why do road bikes have thin tires, while mountain bikes have fat tires?
Without a boundary, it’s hard to distinguish different shades of gray.
“g,” that’s interesting! Investigating gravity.
Listen to the rhythm of falling weights.
A cube made from drinking straws can confuse your brain.
Feel atmospheric pressure changes by stepping into a garbage bag.
Pickling is the art of manipulating the microbial garden in foods.
Know your C, M, Y, and K.
Start your own electric flea circus.
See how images appear in a curved mirror.
Make the liquid in this toy rise and fall in a cycle.
Make beautiful music with sticks, straws, and rubber bands.
(Embarcadero at Green Street)
San Francisco, CA 94111
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