16x16 Sudoku Multi-Level Puzzles - Volume 1: 100 16x16 Sudoku Puzzles - 33 Easy, 34 Medium, and 33 Hard Puzzles - For the 16x16 Sudoku Lover Who Likes A Choice
Publisher: Independently published
Published: Nov 21, 2018
Number of pages: 120
ISBN-13: 9781790147809