Killer Sudoku 1 contains more than 200 great Killer Sudoku puzzles.
Each has only one unique solution and can only be solved by proper logical thinking, never trial and error or guesswork.
Pocket Brain Training books are ideal for solving on the go.
- Format: Paperback
- Pages: 224 pages, over 200 puzzles
- Publisher: Carlton Books Ltd
- Publication Date: 05/01/2009
- Category: Sudoku & number puzzles
- ISBN: 9781847322463