And, solving puzzles – like the one involving numbers that we’re challenging you with below – is like sending your neurons to the gym. Are you ready for your mental workout? Visual puzzles ...

Optical illusions challenge the brain's perception by presenting visually perceived images that differ from reality. This article introduces a puzzle featuring a grid of the number 45, with a ...

Personality Test: Your Hair Colour Reveals Your Hidden Personality Traits Today, we have an exciting optical illusion IQ test online for you. Your mission? Spot the number 8 cleverly hidden among ...