The Big Book of Sudoku Puzzles

Exercise your gray matter with these deviously clever number puzzles – the hot new export from Japan. More than 900 soduku puzzlesFill each empty box with a number – without repeating any number in a row, column or 3x3 gridIntroduced in Japan – now an international phenomenonChallenges logical thinking and reasoning skillsBy Michael RiosPublication date: November, 2005Test your mettle with these downright addicting puzzles – they're like crossword puzzles for people who love numbers!