Each puzzle consists of a 9×9 grid containing given clues in various places. The object is to fill all empty squares so that the numbers 1 to 9 appear exactly once in each row, column and 3×3 box. To play, click the small number in the box to assign that number to the square.
7
9
5
1
3
5
9
6
3
2
9
1
4
6
7
4
9
1
3
5
9
4
8
2
X
1
2
3
4
5
6
7
8
9
Click left to select, click right to remove option, type digit to show. There are 200000 puzzles available.
Level | Total | Won | Lost |
1 | 142894 | 32 | 94 |
2 | 36650 | 4 | 21 |
3 | 1070 | 0 | 0 |
4 | 18172 | 1 | 11 |
5 | 42 | 0 | 0 |
6 | 1140 | 1 | 8 |
7 | 32 | 0 | 1 |