Sudoku is a Classic Sudoku Puzzle game to train your brain and sharp your mind. Sudoku is so interesting loved by many people all over the world. This classic Sudoku puzzle game is designed to all people whether you are expert or beginner to Sudoku number games. The classic Sudoku game is so light, we can play it anytime and anywhere. Key Features: Many Sudoku puzzle games: 10000+ Sudoku puzzle games waiting for you, and we add more and more Sudoku puzzle games every week. Different difficulty levels: 6 difficulty levels in this Sudoku game, including 6x6, easy, medium, hard, expert, and 16x16. Jigsaw activities: There are many jigsaw puzzle activities. Play Sudoku to unlock the jigsaw puzzle pieces, and then to get many beautiful pictures. Daily Challenge : Complete Daily Challenges to collect wonderful trophies. Different themes: There are different themes to protect your eyes, you can choose white, black, and yellow themes as you l...