1. "Logical Sudoku" is a puzzle game for beginners and advanced players.2. Two game modes: classic mode (Sudoku) and advanced mode (KenKen).3. Whether Sudoku or Kenken, each mode has three sub modes based on the game difficulty.4. Choose any mode and any level you like,enjoy the lei... see more1. "Logical Sudoku" is a puzzle game for beginners and advanced players. 2. Two game modes: classic mode (Sudoku) and advanced mode (KenKen). 3. Whether Sudoku or Kenken, each mode has three sub modes based on the game difficulty. 4. Choose any mode and any level you like,enjoy the leisure of easy level, the temper of medium level, and the madness of hard level. 5. There are some features: auto-check, duplicates highlight, try writing and tips. That can help you to solve the puzzles. 6. In addition, you can learn the progress of the game and the level of the ability to solve puzzles by the game statistical feature. 7. Each puzzle has only one answer, and the key is to find a breakthrough. 8. Try it now! Let's experience a puzzle trip!