X-Chain , How to solve sudoku puzzles - Solving sudoku strategy

Expert Sudoku Strategy X-Chain Explained

6 Advanced Sudoku Strategies explained

X-Wings and the Rectangle Rule for Solving Medium to Hard Sudoku Puzzles

Mastering Sudoku @

Whether you are a complete beginner or have already acquired some solving skills, this book will be extremely helpful. For beginners it explains what

Sudoku Solving Techniques

Emeritus Professor of Mathematics Jerry Janusz presents a survey, step-by-step, of most of the known techniques used in solving Sudoku puzzles and

Solving Sudoku: Illustrated Strategies

Solving Sudoku

Chain Sudoku 6x6 - Hard

HoDoKu: Solving Techniques - Chains and Loops