The present book aims to provide systematic and reliable techniques, called the global solution, for Sudoku puzzles. Any proper Sudoku puzzle, which has one and

Packed with more than a hundred color illustrations and a wide variety of puzzles and brainteasers, Taking Sudoku Seriously uses this popular craze as the start

For those who find regular sudokus too easy, this huge puzzle adds excitementto the popular game.

Keep calm and solve brain-boosting sudoku! This book includes more than 160 addicting sudoku puzzles. The puzzles become increasingly challenging as the book pr

You don't need to be a math whiz to enjoy a great sudoku puzzle! Sharpen your mind and have some fun with this great collection of sudokus, including over 540 c