Enrol at the Big Brain Academy for the ultimate mental exercise regime. Find out how fast you can think, test your ability for logical thought, and turn that dull daily train journey into an intellectual keep-fit session.

Test yourself across five categories, by yourself or with friends. Whether you're calculating the number of cubes contained within a structure, identifying quick-fire images or solving simple yet fast-paced maths problems, Big Brain Academy really gets the old grey matter working!