The Times Fiendish Su Doku Book 15 - 200 Challenging Su Doku Puzzles

The Times Mind Games

You don't need to be a mathematical genius to solve the treacherous puzzles in this collection of Fiendishly difficult puzzles - it's simply a question of logic.   Since the first Su Doku puzzle appeared in The Times in November 2004, this classic game of logic has become a phenomenon, with over 5 mil...