Optical Illusions

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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