This book includes 200 never-before-seen Sudoku of a progressive level of difficulty, complete with an introduction and full solutions. It is guaranteed to provide hundred of hours of puzzling enjoyment.

The Guardian's Sudoku puzzles are enjoyed by hundreds of thousands of people every day. Now is your chance to puzzle away the hours with 200 previously unpublished Sudoku in the first book in the new Guardian puzzle book series.

With a variety of difficulty levels, from easy to fiendish, this book can be enjoyed by both the Sudoku novice and the puzzle master with years of solving experience.