1. Home

Blinking Buttons Optical Illusion

By

When you stare at this optical illusion, do black dots appear and vanish at the intersections? How can this be?
Optical Illusions - Blinking Buttons

Optical Illusions - Blinking Buttons

Public domain image.
How it works: This image is an example of the scintillating grid illusion, a variation of the Hermann grid illusion.

If you like these optical illusions, you'll enjoy these Mind-Bending Optical Illusion Books

©2014 About.com. All rights reserved.