The Times Fiendish Su Doku Book 19 : 200 Challenging Su Doku Puzzles

Author: The Times Mind Games

Sudoku & number puzzles

Published on 15 January 2026 by HarperCollins Publishers (Times Books) in the United Kingdom as part of 'The Times Su Doku' series.

Paperback | 256 pages
197 x 130 x 18 | 180g

Challenge your brain with these enjoyable puzzles.

The latest book in The Times Fiendish Su Doku series – previously unpublished quality Su Doku puzzles. Includes 180 Fiendish and 20 Super Fiendish puzzles.

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.

Perfect for the advanced solver in need of a constant supply of ultra-difficult puzzles, and guaranteed to provide hours of mind-stretching entertainment.