The Mammoth Book of New Sudoku
Much more than just a puzzle book: a comprehensive collection featuring every major variant of sudoku ever created.
Over 25 major sudoku types . . . nearly 150 different variants . . . and almost 500 puzzles, all created especially for this book, including Jigsaw Sudoku, Killer Sudoku and multi-grid Samurai Sudoku.
No other collection of Sudoku comes close. This is without doubt the most definitive volume of Sudoku variants ever compiled, with full instructions and solutions included.