About the Book
Welcome to the 9 Circles of Sudoku Hell!
From Merciless to Maddening to Murderous, this is a book to challenge even the most seasoned Sudokuist. By the end of this book, you’ll be a Sudoku Genius.
With 144 puzzles (and solutions) and an advanced strategies master class from puzzle expert Tom Sheldon, Sudoku Genius includes logical strategies such as:
· The Force (and its variant, the Pincer)
· Channeling
· Completing the Square
With these strategies in your arsenal, you’ll have everything you need to solve these puzzles—if you dare to take the Genius challenge.