India, Aug. 12 -- Optical illusions are spreading like wildfire on the internet. Solving optical illusions offers numerous benefits, including improved concentration. If you love brain teasers, we have just the challenge for you to test your observation skills. From this grid of 202s, you have to locate 2O2. While it might sound easy, the challenge is to get it done in no more than 12 seconds.

Optical illusions are a great exercise for people who want to excel in creative thinking and spontaneous judgment. It allows you to be patient and sharp at the same time. In this given optical illusion, 202 seems to occupy every single box of the grid. But a 2O2 is somewhere discreetly hidden. All you have to do is find 2O2 in just 12 seconds.

Alt...