Times Super Fiendish Su Doku Book 12, 200 Challenging Puzzles

Challenge your logic skills with the Times Super Fiendish Su Doku Book 12, featuring 200 intricate puzzles designed to push your mental limits. Published by The Times Mind Games in 2025, this 256-page collection offers previously unpublished Su Doku grids that are perfect for both enthusiasts and seasoned players. As you work through these demanding puzzles, you'll enhance your problem-solving abilities and prepare yourself for even more extreme Su Doku challenges. Whether you're looking to unwind or sharpen your mind, this book is a must-have for any puzzle lover. Dive into the world of Su Doku and see how far your skills can take you!