Big Book of Ultimate Killer Su Doku Book 2 - a bumper deadly killer sudoku book for adults containing 300 puzzles - Richardson Puzzles and Games

Containing a massive 300 deadly killer sudoku puzzles packaged in a stylish paperback, this is the perfect gift book for the avid killer sudoku fan. The 9 x 9 sudoku grids are each arranged on their own page and solutions are easily found at the back of the book. Printed in a highly portable format.