Sudoku Genius : 144 of the Most Fiendish Puzzles Ever Devised
Most sudoku books contain puzzles that are easy to hard. This book contains all difficult puzzles, taking you through the "9 Circles of Sudoku Hell". The nine levels are The levels are Daunting, Tortuous, Merciless, Harrowing, Horrific, Maddening, Murderous, Devastating, and Deadly.
The book starts out with a brief definition of the basic concepts and methods used to solve sudoku puzzles. Then, for the expert sudoku player, there an advanced strategies master class from puzzle expert Tom Sheldon 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 sudoku puzzles.
The book contains 144 sudoku puzzles(and solutions) and each puzzle is about 4.25 x 4.25 inches giving plenty of room to write in the squares. The paper quality is good so erasing over and over should not be a problem.
This book is a challenge to even the most seasoned Sudokuist. By the end of this book, you'll be a Sudoku Genius.
Model: sud-gen
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