Samurai Sudoku 200 Puzzles: Level 4 Hard - Paperback

by Galina Dovich (Author)

Tired of classic Sudoku puzzles? Craving for something other than 9x9 grids? Here is the fourth book of the Samurai Sudoku series containing pretty hard puzzles. Each book of this series offers one difficulty level and 200 unique puzzles. Among six books of this series, you will find the one that fits your mastery just perfectly. HAPPY SOLVING