Everyday 4 new Sudoku puzzles and an archive of a month. Solve the puzzles using the Sudoku rules. Every number of 1-9 can only occur once in every row, column and 9x9 box.
Move all cards to the foundations in Alhambra, the 4 left foundations up in suit and the 4 right foundations down in suit. You can only move cards from the tableau to the foundations or the open card at the bottom. Click on the stack to get a new open card.
Classic Sudoku Game. Click on a cell to enter a number. You can enter numbers from 1..9. Every number can only occur once per row, column and 9x9 box. To delete a number using the numeric keypad in the game, you must enter the number again.