Hard Sudoku Books for Adults, 9x9: Volume 1

By Brinkstone Press

This 9x9 Sudoku puzzle book has 100 puzzles that are difficult. There are no easy or medium puzzles. They are all hard sudoku puzzles, and the solutions are in the back. Give it as a gift, or keep it for yourself to stay occupied during brief periods of downtime. 6" wide x 9" high. Paperback.

• Format: Paperback
• Language: English
• ISBN: 1953383106
• ISBN13: 9781953383105
• Release Date: February 2024
• Publisher: Brink Publishing
• Length: 156 Pages
• Dimensions: 9.0" x 0.4" x 6.0"