explore
  |  Mona's Smile

explore

Postcard Exhibits

Four exhibits small enough to fit on postcards.

INTERACTIVE

Jumping to Conclusions

Your brain is always looking for blank spaces and filling them in. Sometimes, your brain leaps to the wrong conclusion. Then you get a surprise!

INTERACTIVE

Fading Dot

If you stare at this dot, for few moments it disappears.

INTERACTIVE

Trapezoidal Window

Sometimes things are not as they appear.

INTERACTIVE

Café Wall Illusion

Interact with the Cafe Wall Illusion.

INTERACTIVE

Blind Spot

To see or not to see.

HANDS-ON

Giant Lens

A lens creates an image that hangs in midair.

HANDS-ON

Cylindrical Mirror

This cylindrical mirror lets you see yourself as others see you.

HANDS-ON

Gray Step

Without a boundary, it's hard to distinguish different shades of gray.

HANDS-ON

Changing Illusions

Tease your brain with five interactive illusions. You won't believe your eyes.

INTERACTIVE

Magic Wand

See pictures in thin air.

HANDS-ON

Double Trouble

Sometimes there's more than one way of looking at something.

HANDS-ON

Mona

Leonardo's famous painting is used in an interesting perceptual experiment.

INTERACTIVE

Benham's Disk

A rotating black-and-white disk produces the illusion of color.

HANDS-ON

Moiré Patterns

When you overlap materials with repetitive lines, you create moiré patterns.

HANDS-ON

Welcome to the Third Dimension

These tricky pictures shift and change as you look at them.

HANDS-ON

Vanna

A face seen upside down may hold some surprises.

HANDS-ON

Depth Spinner

Does it feel like the walls are closing in?

INTERACTIVE

The Temple Illusion

This ancient temple holds a secret...can you reveal the mystery?

INTERACTIVE

Squirming Palm

Can you make your palm squirm?

INTERACTIVE

Sliding Gray Step

Is it light gray or dark gray? It depends on the surroundings.

INTERACTIVE

Shimmer

Your eye movements make this design seem to shimmer.

INTERACTIVE

Bird in a Cage

See colors that aren't really there.

INTERACTIVE

Afterimage

A flash of light prints a lingering image in your eye.

HANDS-ON

staff picks
  |  Food Science   |  Optical Illusions   |  Sports Science   |  Color
footer