A math puzzle is a type of brain teaser that tests the reader's critical thinking and problem-solving skills by challenging them to solve a problem. These challenges have the potential to boost ...

This puzzle originally appeared in Spektrum der Wissenschaft and was reproduced with permission. Hans-Karl Eder is a German mathematician, educator and author who also works as a MINT ambassador ...

IN HONOUR OF Maths Week, as is our annual tradition, we’re setting our readers some puzzles. Give them a go! With the ...

Can such a house of cards exist? The number of cards increases level by level in a constant sequence. If you want to prove the puzzle’s answer, you have to show that 100 is a term in this sequence.

A math puzzle is a type of brain teaser that tests the reader's critical thinking and problem-solving skills by challenging them to solve a problem. These challenges have the potential to boost ...

The NYT Mini crossword might be a lot smaller than a normal crossword, but it isn't easy. If you're stuck with today's ...

An "almost impossible" brainteaser has left countless social media users stumped. Brainteasers, puzzles, math problems and o ptical illusions are surging in popularity online, which appears to ...

Read our Poppy Playtime Chapter 3 review for a spoiler-free run-down of what to expect from the series as a whole, and dive into Chapter 1 to master the mechanics of the GrabPack, and the puzzles ...

Welcome to our free daily crossword puzzles. Follow the clues and attempt to fill in all the puzzle’s squares. Check back each day for a new puzzle or explore ones we recently published.