Previously unpublished quality Su Doku grids from The Times, which help develop your skills to take on Extreme Su Doku.

The 200 puzzles in this collection of treacherously difficult puzzles will stretch even the most advanced Su Doku enthusiast. You will need to use all of your best solving techniques to get to the end of this testing challenge.

The puzzles in the collection are of the highest quality and are perfect for the advanced solver in need of a constant supply of ultra-difficult puzzles.

Guaranteed to provide hours of mind-stretching entertainment.

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.