Sure, riddles are fun if you’re a fan of clever wordplay. But there’s something so uniquely enjoyable about a good visual puzzle. So today, we’re calling all brainteaser aficionados: How many ...

New Delhi: Internet loves a good brain teaser and the current one baffling everyone is a simple illustration with multiple triangles. The task at hand? Count the number of triangles in the image.

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 ...