Problem 1 is all about visualising 3-D shapes and counting cubes. Maths teacher Chris Smith and pupils from Grange Academy are here to explain. The Maths Week Scotland Daily Challenges have been set ...

Speed-solving a Rubik’s cube has grown in popularity in Singapore in the past four years There are more local competitions today and registrations for these even fill up within minutes at times ...

Geoff Smith does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their ...