The Times Kakuro Book 2: 200 mathematical logic puzzles

Challenge yourself with number puzzles 200 mathematical logic puzzles to test your mental dexterity with this collection from The Times, like a mathematical crossword. Ideal for all fans of Su Doku who relish grappling with figures. Contains four levels of difficulty, combining arithmetic with an intersecting layout: Mild, Medium, Tricky and Tough. Kakuro originated in the United States in the 1950s under the name of Cross Sums. A logic puzzle, the aim is to complete a grid using digits fro...