W, David Pocket Sudoku Puzzle Book for Adults and Teens (Part 8): Only 4 x 6 Inches in Size Compact 9 X 9 Grids Travel-Friendly Mind Games for Logical Mental Exercise Extremely Hard Level
![W, David Pocket Sudoku Puzzle Book for Adults and Teens (Part 8): Only 4 x 6 Inches in Size Compact 9 X 9 Grids Travel-Friendly Mind Games for Logical Mental Exercise Extremely Hard Level](https://r.kelkoo.com/resize.php?country=se&merchantId=100565793&categoryId=5101&trackingId=96964074&width=300&height=300&image=https%3A%2F%2Fm.media-amazon.com%2Fimages%2FI%2F51pEJj4gcVL._SL500_.jpg&sign=..ugPUSqrWbHB3YENjNZ1Z4Jfy75U9ON05nnm4kf1JQ-)
Pocket Sudoku Puzzle Book for Adults and Teens (Part 8): Only 4 x 6 Inches in Size Compact 9 X 9 Grids Travel-Friendly Mind Games for Logical Mental Exercise Extremely Hard Level