CHALLENGE your intelligence and test your vision with this tricky brainteaser that only people with a 20/20 vision can solve.
You will be crowned a genius if you crack the puzzle in less than seven seconds.
Spot the mistake in less than seven secondsBrightsideEveryone can see the wristwatch – but the goal is to spot the mistake in the picture.
You must bring out your best game to crack this challenge as you race against the clock to solve it.
But with the sharpest eyes and the strongest minds...