Optical Illusions
Explore optical illusions through websites, videos, and hands-on activities on the Exploratorium website. For 40-plus years, we’ve offered creative, thought-provoking exhibits, experiences, tools, and projects that ignite curiosity, encourage exploration, and lead to profound learning.
See how images appear in a curved mirror.
Explore the surprising side of color.
Explore the afterimages your eyes and your brain create.
Do the Bird in a Cage experiment with some basic materials.
Do you have a staring problem?
Make a bird appear in a cage using only your eyes.
Make a bright spot brighter.
What happened to your whole hand?
Eye'll be seeing you.
A colored object may look different against different-colored backgrounds.
A face seen upside down may hold some surprises.
Make the palm of your hand appear to squirm and twist.
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