Sudoku is a seriously addictive puzzle and the craze continues to sweep the world, spreading faster than you can count to nine. How to solve sudoku is the first step-by-step guide to cracking these captivating but sometimes infuriating puzzles. Written by Oxford University mathematician Robin Wilson, this book uses examples and practice grids with puzzles of varying degrees of difficulty alongside tried and tested tips to help you get to grips with sudoku once and for all.