The Official Book of Kakuro: Book 1: 150 Puzzles -- Easy, Medium, and Hard, Paperback/Timothy E. Parker

Sharpen your pencils-and your wits-there's a new puzzle in town. Millions of Sudoku fans around the world are discovering a brand new addiction: the brain-buster Kakuro. Combining the appeal of a crossword with the addictive properties of Sudoku, it's the latest puzzle craze to come from Japan. Kakuro is more challenging, more compulsive, and more fun than anything you've played before. Includes: 50 Easy, 50 Medium, and 50 Hard puzzles Rules, Tips and Strategies A "unique sum chart" that is the key to unlocking the logic of Kakuro About the Author: Timothy Eric Parker is the world's most syndicated crossword compiler according to the Guinness Book of World Records . In 1996, Parker's dual interests in computers and crosswords converged and he developed an interactive crossword that became the Web's first syndicated crossword puzzle. In 1999, Parker formed Master Puzzles, Inc., bringing together the talents of over sixty of the world's top puzzle masters into one well-managed organization.