The 20th annual Maths Week Ireland starts today and runs until Sunday 19 October. For dedicated readers of The Journal, this means daily puzzles to exercise the grey cells. By the end of Maths Week ...

Here are the solutions to the math problems and trivia questions featured in Netflix’s Alice in Borderland season 3.

A classic riddle about a hotel bill uses misleading math to create a paradox. This type of intentional misdirection is a ...