Publisher's Synopsis
120 Sudoku Puzzles Books for Adults
9x9 Sudoku puzzle with 3 difficulty levels: 40 Easy, 40 Medium and 40 Hard. While playing Sudoku you will increase concentration and makes you feel happy by giving you a sense of accomplishment. Good luck with puzzling!
Book Description
4 puzzles per page.
Total of 243 pages.
3 difficulty levels
6x 9 inches