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 ...

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 ...

READERS have been challenged to count all the triangles that are hidden in this mind-bending brain teaser. Eyes have been darting as players rush to count all the shapes they can see within six ...

Space to play or pause, M to mute, left and right arrows to seek, up and down arrows for volume. What is a triangle? We all know that a triangle is a three-sided shape — 1, 2, 3 sides. A triangle also ...

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 ...

Quora is a hive of activity day-in, day-out. But today especially there is a hubbub around the social site after one user posed a simple question. A user posted a yellow and pink picture of a triable ...

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 ...