Can you see the odd one out in all pictures of this visual quiz in less than 30 seconds? If you can, well done, you’ve just completed the most difficult visual perception quiz out there. Don’t forget to challenge your friends!

A contented mind equals a contented body! You’ve probably heard this adage before. Everything begins in your thoughts, which is why something so basic can convey such a powerful message.

As a result, we should perform more activities that make us joyful. One of the ways to be entertained while simultaneously obtaining genuine brain benefits is to solve puzzles and find solutions to riddles and optical illusions.

Are you ready for today’s challenge? Why not test your vision and level of attention? Look at the picture below: there is a number written on it that it’s not so easy to spot. Can you find it in 5 seconds? If you managed to find it quickly, there is good news: you have the ability to focus your eyes, and ditch distractions!