It is quite a mystery to everyone, including scientists, how we can tell the difference between the male and female face. So which of the above pictures is male and which is female?
Most people say the one on the right is male and the one on the left is female. Fact is that they are the same picture just that the contrast has been changed. Crazy eh?
Can you see what word is hidden behind the Optical spy sign? Click on the optical to reveal the word.
Which circle on the right matches the one in the center of the grid? Click on the picture for the answer.
Can you see how many squares there are. Here is our solution.
If you can read all these out aloud by saying the color of each word then the word itself without making a mistake you have an IQ over 100
Example, the first line is: ‘green-blue, red-purple, purple-green, blue-red’
If we start a small circle rolling around the interior of a large circle of twice its diameter and we follow a point on the small circle shown here as red dot, what pattern will it draw? Click the picture to find out.
Here is a fairly easy question for you. In the picture below we have placed a number of different color circles. Some Dark Grey, Some Light Grey and some White. But how many of each color are there?
Just click on the picture to reveal the answer.
Advertizements After Image Alan Mason Anamorphosis Animation Art Auto stereograms Body Art Dali Disappearing Escher Film Fun Gianni Sarcone Hidden Historical Homage Illusions Interesting Joined Liu Bolin Luke Brown Moon Illusions Negative News Perspective Photography Photoshopping Puzzle Quiz Reverse Perspective Scary Spot The Difference Stereographic Stereokinetic Street Art Sunken Tattoo Tech Art Tribute Trompe I'oeil Upsidedown Video Weired
Why not subscribe to our Opticals page