Masks and vaccinations are recommended. Plan your visit
Discover a straight path to enlightenment.
Use index cards to show how light plus light equals dark.
Get electricity from light.
Measure the efficiency of solar cells.
Make your own mix-n-match markers to produce a rainbow of colors.
Light plus light equals dark.
See an invisible infrared beam.
Take a (super) close look at your smartphone. You may be surprised by what you see.
Can you see pictures in the air?
Find out how to make clear things invisible (temporarily).
Put your mind to tackling these classic engineering problems.
Turn sound into light and back again.
(Embarcadero at Green Street)
San Francisco, CA 94111
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