Puzzle 1: You are given nine gold coins that look identical. You are told that one of them is fake, and that this coin weighs ...

This holiday-themed brainteaser looks simple, but it's quietly tripping up adults everywhere. A math teacher walks us through ...

This viral brain teaser has left people scratching their heads as they debate whether the answer is 500, 200, or 102 ...

A number sequence has gone viral on the internet this week, reading: 2, 6, 12, 20, 30, ?. At first glance, it looks easy, but once people start solving it, they realize spotting the pattern is not so ...

Mathematics remains a deeply polarising subject, regardless of whether you're currently studying or left your school days far behind. Whilst some individuals relish the challenge, others find it ...