Observing optical illusions is an excellent way to train your mind to look beyond the obvious and to think outside the box. Optical illusions can help you improve your cognitive and observational abilities.

Here’s an intriguing optical illusion to try that will help you improve your skills. And yes, if you found the hidden Number 5699 in this optical illusion, you are a good observer. Take a look at the illustration below. What do you notice? Can you spot the hidden Number 5699 in the image below?