Outside Sudoku: 200 Puzzles

Featuring a huge number of Outside Sudoku puzzles, all carefully sorted into order of increasing difficulty, this unique collection of 200 puzzles is full of attractively-designed challenges from best-selling puzzle author Gareth Moore, author of many international books.

Outside Sudoku is identical to regular Sudoku except that you start with an empty grid All of the initial clues are provided at the outside edge of their row or column and it is up to you to work out where they fit back in.

Printed on large, top-quality paper ideal for solving on, the 200 Outside Sudoku puzzles vary in difficulty from easy to hard so whatever your preference or experience you'll always find a puzzle here to suit you.

Visit www.PuzzleBooks.org for a full list of other titles in this series.