Challenge yourself with a number puzzle where an odd number lurks among '2222.' The key to solving lies in relaxing your gaze, breaking the image into quadrants, and identifying irregularities. This ...

India, Jan. 21 -- This challenging problem is presented as an optical illusion to test how well and how quickly your eyes can ...

India, Jan. 20 -- This challenging problem is presented as an optical illusion to test how well and how quickly your eyes can ...

Optical illusion puzzles have been there for centuries and these are fun challenges that are designed to play tricks on our eyes and brains. Optical illusions work on a simple principle where it ...

Optical illusions are incredible brain teasers that put your observation skills to the test and question your pattern recognition skills. In this thrilling teaser, you have a grid full of seemingly ...

Visual illusions have recently become a hot topic. These puzzles are designed in such a way that they manipulate our minds into thinking that there is no hidden object, animal or human in the image.

The trick here is that your eyes get used to the pattern right away. Once the brain sees row after row of the same figure, it stops searching for anything unusual. That is why the odd number blends in ...