Hard Sudoku
Subtitle: 300 SUDOKU hard to extreme difficulty with answers Brain Puzzles Books for Expert and Activities Book for adults
Publisher: Independently published; Independently Published
Published: Jun 22, 2019
Format: paperback
Number of pages: 104
ISBN-13: 9781075584558
Notes: Source title: Hard Sudoku: 300 SUDOKU hard to extreme difficulty with answers Brain Puzzles Books for Expert and Activities Book for adults (hard sudoku puzzle books Vol.72)