“Up close, you can see that the image is actually black and white. It has coloured lines on top of it. From far away the ...

Brain teasers and optical illusion puzzles can help you prepare ... shoe within a sharp timeline of 12 seconds from the black-and-white frame to prove that you have strong and sharp eyesight.

The article describes an optical illusion where a piano is hidden among zebra stripes. To solve it, one must seek rectangular shapes and alternating black-and-white keys. The dense pattern of ...

They are good for those who wish to make the most of their free time and ... and circumstances. Optical illusions can consist ...

Set a timer and start looking! Optical illusions like this work by playing tricks on your brain. The panda, being black and white, naturally blends in with the snowmen, which have similar shapes ...