Perfect Square

The square in the middle appears to be curved but its perfectly straight.

3/1/2007 12:00:00 AM

456,884

Disappearing Dots

Stare at the center long enough and the dots will disappear!

11/17/2005 12:00:00 AM

1,265,190

Could you build this?

This one is for you builders out there. Can this structure be built?

10/21/2005 12:00:00 AM

712,502

Can you find all 9 faces?

This is a tricky one. We can only find 7. Check out the artist's website at: www.octavioocampo.com.mx

10/21/2005 12:00:00 AM

1,108,293

A and B are the same color.

Don't believe it? Try opening up the image in Paint or another image editor and put the 2 tiles side by side.

10/21/2005 12:00:00 AM

836,183

Move away from the center.

If you move away from the center you can see the circle start to move.

10/18/2005 12:00:00 AM

539,127

Which line is longer, AB or BC?

I bet you get this one wrong!

10/17/2005 12:00:00 AM

438,615

How many black dots are there?

We'll give you mad props if you can figure out how many black dots there are.

10/15/2005 12:00:00 AM

525,033

Are they spinning?

Here is another one that will make your eyes fall out of your head.

10/15/2005 12:00:00 AM

647,578

How Can this be True?

Did you study geometry in High School? How is this possible?

10/13/2005 12:00:00 AM

545,791