A mind-boggling brainteaser is leaving people scratching their heads, as they race against time to spot an odd number in a sea of letters. The tricky puzzle, created by prescription glasses retailer ...

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 ...

Challenge yourself with a number puzzle where an odd number lurks among '2222.' The key to solving lies in relaxing your gaze, breaking the image into quadrants, and identifying irregularities. This ...

Find out how to spot odd and even numbers. close Sorry, something went wrongCheck your connection, refresh the page and try again. Whole numbers are either odd or ...

PUZZLE fans are challenged to test their vision to the max with this mind boggling brainteaser. Everyone can see the chalk board, but only those with the sharpest eyes can spot the odd number out in ...

A brainteaser featuring the number 948 challenges individuals to find the hidden number 498 within a five-second time limit. This puzzle tests critical thinking and problem-solving skills, requiring a ...

An even number is a number that can be shared equally into two groups. For example, these 4 cubes can be shared into two equal groups of 2 cubes. So 4 is an even number. An odd number cannot be shared ...