This collection of sudoku puzzles is not for the faint of heart. With more than 420 puzzles over four difficulty levels these puzzles range from engrossing to diabolically difficult giving your brain a real workout.
| ISBN: | 9781838576677 |
| Publication date: | 1st March 2020 |
| Author: | Eric Saunders |
| Publisher: | Arcturus an imprint of Arcturus Publishing |
| Format: | Paperback |
| Pagination: | 288 pages |
| Series: | Paisley Puzzles |
| Genres: |
Sudoku and number puzzles |