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 ...

What’s more, doing maths is often a collaborative endeavour – and can be a great source of fun and fulfilment when people ...

Calcea Johnson and Ne'Kiya Jackson, who surprised the math world when they produced innovative solutions to a 2,000-year-old puzzle, wowed the math world again when they presented several new ways of ...

A math puzzle is a type of brain teaser where the reader's critical thinking and problem-solving skills are tested. These ...