The Times Super Fiendish Su Doku Book 4

Test your powers of logic with these challenging Su Doku puzzles. These are previously unpublished quality Su Doku grids from the puzzle providers to The Times, and help to develop you to take on Extreme Su Doku.

Times Mind Games brings together the very best puzzles from the pages of The Times: Cryptic and General Knowledge Crosswords, Jumbo Crosswords, Codewords, all levels of Su Doku and mixed number puzzles and word-based games and quizzes.