Different background pictures on each page make Sudoku more fun.
Because it is spring bound, it is easy to turn the pages and solve the problems.
The reason Sudoku has become so popular around the world is because it is not just a game, but a useful tool that awakens the sleeping brain and improves reasoning, concentration, and logical thinking skills.
Sudoku is an exciting puzzle game that is solved solely using logic, rather than complex numerical calculations.
Therefore, everyone, regardless of age or gender, can enjoy it.
The difficulty level is set from easy questions at the beginning to more difficult questions as the reader progresses, allowing them to gradually increase their level.