Game of 15 HTML5 game: Play a traditional game of Fifteen puzzle. Move pieces to the correct spot.You can license Game of 15 or embed Game of 15 in your website for free containing our ads.
Fill in numbers 1-9 in a 9×9 grid
Each row must contain all numbers 1-9
Each column must contain all numbers 1-9
Each 3×3 sub-grid must contain all numbers 1-9
Each number can only appear once in each row, column, and sub-grid