VISION ST Challenging SUDOKUS Puzzle Books with 4 Difficulty Levels | 2-Titles
|Perfect for the Sudoku novice! Enjoy four difficulty-level puzzles. You will have hours of fun for the whole family with multi-difficulty-level puzzles that are an ideal introduction to Sudoku puzzles. Perfect for solvers of all ages.|
Sudoku puzzles are a great way to exercise your brain and improve cognitive abilities. Research has shown that regularly solving Sudoku puzzles can improve memory, concentration, and problem-solving skills. With hard-level puzzles, this book provides a challenging and rewarding puzzle-solving experience that will help you sharpen your mental acuity.