Brain Games - Stress Free: Sudoku Puzzles

Relax and solve with this classic collection of sudoku puzzles that is fit for all levels of puzzlers. 134 sudoku puzzles organized into five difficulty levels, from easy to expert. Puzzles help you relax and focus, as well as maintain good mental fitness.Sudoku is perfect for those who love a logic challenge!Answer key in the back of the book.Spiral bound, 160 pages.Boost your peace of mind with these fun and engaging sudoku puzzles!