Captivating Daily Puzzles To Cross Train Your Brain

Smartkit: Optical Illusions

The Spinning Girl

Let’s see how flexible your brain is- Can you make the dancer spin both clockwise and counterclockwise?

[click on picture below to view animation]

Eight is Enough: Cool optical illusion

Thomas Papathomas just let me know of this new optical illusion he made. Wasn’t initially going to put it up because of its politcal nature, but it’s too neat to pass over:

3rd Place in the 2008 Best Illusion of the Year Contest

Professor of Biomedical Engineering at Rutgers University Thomas Papathomas let me know of his really cool mask/face illusion.

Notice the moving nose ring as well as the rolling eyes. The effect gets even crazier when the mask is turned on its side 1 minute 30 seconds into the video.

Ripple Optical Illusion

yellow blue dot ripple optical illusion

Thanks to krandolph for this cool optical illusion:

Optical Illusion Tables

table top illusion

Is the length of the tabletop on the left any different than the width of the tabletop on the right?

In this optical illusion by Roger Shepard (”Turning the Tables”), the dimensions of the tabletops are amazingly the same!

Cafe Wall Illusion

Dr. Richard Gregory first observed this illusion’s effects at a cafe wall in Bristol, where the tiles were arranged in a chessboard-like pattern.

 

Other cool optical illusions posted earlier on the site:

3d color optical illusion by MIT professor

best optical illusion involving color difference

Wow, this optical illusion really messes with your brain.

Hard to believe, but the squares marked A and B are the same shade of gray.

For an explanation and proof, click here.

Spinning Pinwheels

animated pinwheels

This neat little optical illusion comes courtesy of www.coolopticalillusions.com.

Probalby one of the cooler optical illusions I’ve seen in awhile.

Note that the picture below is not animated!

A crooked square?

Crooked square optical illusion

In this neat optical illusion, is the blue line in the middle a perfect square?

(Imagine looking at this thing while intoxicated?!?)