The Times Fiendish Su Doku Book 18 200 Challenging Su Doku Puzzles
Challenge your logical thinking with The Times Fiendish Su Doku Book 18. Features 200 expertly crafted puzzles including 180 Fiendish and 20 Super Fiendish challenges for advanced solvers seeking hours of mind-stretching entertainment.

Description
Challenge your logical thinking with The Times Fiendish Su Doku Book 18. Features 200 expertly crafted puzzles including 180 Fiendish and 20 Super Fiendish challenges for advanced solvers seeking hours of mind-stretching entertainment.











