We’ve all been there – facing a tricky puzzle, staring at options that seem alike, and wondering which one just doesn’t belong. Now is your chance to put your observation and reasoning skills to the ...

One brain teaser that's currently stumping people involves fixing the equation shown below by making a small adjustment. This ...

GCHQ, the UK’s intelligence agency, released its annual Christmas card on Wednesday, filled with puzzles and hidden codes. The spy agency's "Chief Puzzler", known as "Colin", said the notoriously ...

Brain teasers have long been a favourite for those looking to challenge their minds. Whether it's through tricky mathematical puzzles, optical illusions that play with your perception, or age-related ...

In a world overflowing with viral videos and trending memes, brain teasers have quietly carved out a devoted fanbase online—particularly those involving maths. With their mix of logic, pattern ...

A mathematical brain teaser doing the rounds on social media has left countless people scratching their heads over its deceptively complex question. Do you fancy yourself as a bit of a numbers whizz?

Add Yahoo as a preferred source to see more of our stories on Google. The card was created by both school children and spies (GCHQ) GCHQ, the UK’s intelligence agency, released its annual Christmas ...