The Times Bumper Book of Su Doku: 20th anniversary edition, 300 puzzles selected by Puzzle Master Wayne Gould

Su Doku took the world by storm in 2004 when Wayne Gould published his first series of puzzles in The Times. Marking 20 years since this phenomenon Wayne has hand-selected 300 of his original puzzles for this special anniversary collection.

During a visit to Japan, Wayne was in a bookstore where, not knowing how to read or speak Japanese, he was drawn to the puzzle which he first thought was a crossword. He was intrigued and later on ...