Mensa''s Most Difficult Maths Tests: Prove your arithmetic prowess by solving the toughest numerical puzzles
English
By (author): Dr. Gareth Moore Mensa Ltd
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?
See more