You need to enable JavaScript to run this app.
Scriv
doku
3
9
5
8
1
6
6
1
7
4
9
2
5
8
8
5
6
7
1
4
5
6
7
1
1
7
8
5
2
3
4
9
1
8
5
2
4
9
2
8
5
8
6
7
1
4
3
5
8
1
2
00:01
You are playing
easy Mode
New Game
Have an idea what number might be in this square? Click to take notes.
Click to reveal which answers you have right so far!
1
2
3
4
5
6
7
8
9