Classic Sudoku Puzzle is a casual number game to test your brain power. It’s a training session for the brain to place 1 to 9 digits into each grid cell so that each digit can appear only once in each row, column, and mini-grid.
https://www.yad.com/games/Classic-Sudoku-Puzzle/index.html
PC & MobileMouse click or tap to play
https://www.yad.com/games/Classic-Sudoku-Puzzle/index.html