Another 201 Puzzles, 5 Seriously Advanced Levels of Difficulty! The incredible popularity of Su Doku shows no sign of slowing and for every fan of the fascinati

This book contains over 200 puzzles that are guaranteed to rack the brains of even the most practised Sudoku addict - perfect for anyone who finds that most Sud

Featuring easy to follow instructions to help you master Sudoku strategy Stretch your mind with a range of puzzles, from easy to diabolically difficult! Complet

Expert Sudoku is an all-new collection of handcrafted puzzles for the expert puzzle-solver. This is the book that challenges skilled solvers and Sudoku-lovers a

Welcome to the 9 Circles of Sudoku Hell! From Merciless to Maddening to Murderous, this is a book to challenge even the most seasoned Sudokuist. By the end of t