Masks and vaccinations are recommended. Plan your visit
Make a bright spot brighter.
What happened to your whole hand?
Separate light into colors with an old CD.
Compare the brightness of two light sources with an oil spot on a white card.
Turn an old CD into a spectroscope to analyze light.
Polarized light passing through sugar water reveals beautiful colors.
Light an LED with five cents.
Color your perception.
Why do we see colors in soap bubbles?
A round bowl of water can act as both a magnifier and a lens.
You can see it, but you can’t touch it.
Know your C, M, Y, and K.
(Embarcadero at Green Street)
San Francisco, CA 94111
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