Masks and vaccinations are 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.
Short bursts of moving images produce some interesting effects.
A lens creates an image that hangs in midair.
Different kinds of light can be used to study life.
The brightest buds get all the glory – but they're not just for show.
Measure the height of an object indirectly using your hand and a ratio.
Microbial decomposers heat things up.
Discover some big surprises in the microscopic world.
Explore the twinkling of stars by beaming a laser pointer over a hot plate.
Learn about simple circuits with a board you build yourself.
Reflect on the ins and outs of mirrors.
This density column always returns to its original three layers.
Visualize air pressure with the help of a self-rolling pet toy.
(Embarcadero at Green Street)
San Francisco, CA 94111
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