PlaySudoku.us
Expert · Puzzle #907
3
9
8
5
9
3
7
2
2
6
8
6
3
4
2
8
3
5
5
3
4
9
1
6
Techniques used
- Hidden Single
- Naked Single
- Naked Pair
- Skyscraper
In Japan, Sudoku is most popular among office workers and is often solved during commutes on trains.
In Japan, Sudoku is most popular among office workers and is often solved during commutes on trains.
"In science there is only physics; all the rest is stamp collecting." — Ernest Rutherford
"In science there is only physics; all the rest is stamp collecting." — Ernest Rutherford