It involves just six matches, but this puzzle is anything but easy to solve. The Growing Triangles puzzle asks users to transform two triangles made from six matches into four triangles, by moving ...

If you think you’re a whizz at cryptic puzzles, take a butcher’s at the one above. Doing the rounds of the internet again, this puzzle from Quora involves you calculating how many triangles are ...

Last week, an eccentric billionaire needed your help deciding where to place his mansion on his new island. Congratulations to Marcelo who was one of several who sent in the correct answer and was ...

Counting will get you nowhere. Try a little combinatorics instead. By Kenneth Chang A couple of weeks ago, I wrote about a viral math problem — 8÷2(2+2) = ? — that drew the disdain of many ...

THE infuriating thing about optical illusions is that either you can see through them straight away – or you’re just never going to get it. And the latest brainteaser dividing the internet is no ...

Picture puzzles that challenge individuals to count geometric shapes, like triangles within a complex design, are a brilliant fusion of visual art and mental exercise. These puzzles demand a keen eye ...