Junior Sudoku 1.1

This is a variant of the classical Sudoku game called Junior Sudoku or mini-Sudoku.
The game is played on a 6x6 grid instead of the conventional 9x9 grid, making this game particularly suited for complete beginners or children.
There is a focus on the game:
- no ads,
- no timer,
- no sounds,
- no fancy distracting stuff,
- simply enjoy the game