Do you have what it takes to solve this number grid brainteaser? People are being asked to spot the two different digits hidden in a grid showing the number '67', so can you do it?

The trick here is that your eyes get used to the pattern right away. Once the brain sees row after row of the same figure, it stops searching for anything unusual. That is why the odd number blends in ...

A brand new optical illusion is making waves online, challenging viewers to spot a cleverly hidden number in a sea of lookalikes. Solving the challenge is easier said than done. Only the most focused ...

Optical Illusion Challenge: Optical illusions are mind-bending images that challenge your perception and test your observation skills. There are three types of optical illusions: literal, ...

The trick lies in repetition. Once the brain sees the same number appear dozens of times, it stops paying close attention. Psychologists often call this “visual fatigue.” Your eyes are scanning, but ...

The New Optical illusion image has 14 columns and nine rows, and the challenge is to find out the lone number '7103.' New optical illusion challenge: Can you spot the hidden number 7103 in this tricky ...