Prove your arithmetic prowess by solving the toughest numerical puzzles
This book consists of 200 difficult puzzles of a variety of different types focussing on maths and numerical reasoning. Questions include mathematical grid puzzles such as killer Sudoku and numerical crosswords, as well as maths-based logic and pattern puzzles. Puzzle artworks and full-colour illustrations are included throughout.

Mensa's Most Difficult Maths Tests provides an exceptional challenge for even the most adept of puzzlers.

This full-colour book features a huge variety of numerical brainteasers that will test even the most mathematical of minds. With puzzles ranging from the familiar – such as kakuro and killer sudoku - to the exotic – such as sum skyscraper and calcudoku – this fiendish puzzle book will keep you entertained for hours. Are you up to the challenge?