Maths has always been a subject that sparks intense debate. While it's a subject that many find challenging, it's also one ...

Five years ago on this day, a seemingly straightforward puzzle took the world by storm. A picture circulating online challenged people to determine the missing number from what looked like a simple ...

Puzzles9 shared a brain teaser with nine squares, one missing a number. The challenge is to figure out how the numbers are related and fill in the missing one. Can you solve it? Scroll down for the ...