Sudoku X: 250 Hard to Very Hard Sudoku Diagonal Puzzles (Paperback) (ISBN-13: 9781088899878)

In some sudokus main diagonals also contain the digits 1 through 9. This variant is called Sudoku X ("Diagonal Sudoku"). Use the check box Diagonals for such sudokus.

Author: Mindful Puzzle Books
ISBN-10: 1088899870
ISBN-13: 9781088899878
Publisher: Independently Published
Language: English
Published: 08/07/2019
Pages: 146
Format: Paperback
Weight: 0.45lbs
Size: 9.02h x 5.98w x 0.31d