List Books » The Mammoth Book of Sudoku: 400 New Puzzles: The Biggest and Best Collection of Sudoku Ever
Authors: Nathan Haselbauer
ISBN-13: 9780786717569, ISBN-10: 0786717564
Format: Paperback
Publisher: Running Press Book Publishers
Date Published: December 2005
Edition: (Non-applicable)
Nathan Haselbauer is the founder of the International High IQ Society and confirmed sudoku addict.
Here's the biggest and most exciting book of sudoku puzzles ever compiled. Over 400 new puzzles designed to satisfy all levels from beginner to expert are featured, with all kinds of challenges, all levels of difficulty, and more varieties of number-placement (and letter-placement) puzzles than any other collection available.