The Times Difficult Su Doku Book 4

by PuzzlerMedia (Author), . The Times Mind Games (Author)

• Used

  Paperback
  2010

  $3.49

  The eagerly-awaited fourth book in the bestselling Times Difficult Su Doku series.

  A collection of 200 previously unpublished Difficult Su Doku puzzles - perfect for the intermediate Su Doku solver in need of a constant supply of challenging puzzles. You are guaranteed hours of absorbing, brain-stretching entertainment.

  Since the first Su Doku puzzle appeared in The Times in November 2004, they have become a phenomenon, with over 5 million copies of The Times Su Doku books sold worldwide. You don't need to be a mathematical genius to solve these puzzles; it is simply a question of logic. Each puzzle has a unique solution - and there's no guesswork required.

  The Times Su Doku remains the original, the best and the market leader.