Killer sudoku and Kin-kon-kan extreme levels.
Subtitle: Puzzles Sudoku very difficult levels.
Publisher: Independently Published; Independently published
Published: Jun 14, 2019
Format: paperback
Number of pages: 155
ISBN-13: 9781073857494
Notes: Source title: Killer sudoku and Kin-kon-kan extreme levels.: Puzzles Sudoku very difficult levels. (Killer sudoku and his friends)