Add Yahoo as a preferred source to see more of our stories on Google. This triangle brain teaser isn’t new—shoutout to Popsugar for unearthing it a couple years ago—but based on some shady Internet ...

If you're feeling rather bleary eyed from a busy weekend, waking your brain up with a tricky optical illusion might just be the ticket. Brain teasers challenge your sense of perception and force you ...

Brain teasers are a fun and fascinating way to challenge your mind and sharpen your problem-solving skills. Often requiring out-of-the-box thinking, they push your brain into a different gear. A ...

Have you ever sat on a train on your commute to work and spotted someone doing a sodoku or crossword puzzle, and wondered why they aren't just watching something on their phones instead? While we all ...

Problem 5 is all about triangles and figuring out how they fit together. Maths teacher Chris Smith and pupils from Grange Academy are here to explain. The Maths Week Scotland Daily Challenges have ...