Classic Non-Fiction - Brain Teasers

Loop the Loop, also known as Slitherlink, Fences, Takegaki, Ouroboros and Dotty Dilemma, is a logic puzzle. It is played on a rectangular lattice of dots. Some of the squares formed by the dots have numbers inside them. The objective is to connect...

‘24’ is a challenging new cross-number puzzle that combines problem-solving, logical thinking and elementary Mathematics. The puzzles involve the level of Maths taught at school, featuring brackets, powers, roots, decimals, factorials, negative nu...