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Insane Printable Sudoku Puzzles
Sudoku #6688
7
1
1
6
1
9
7
9
2
9
6
8
8
5
7
1
4
2
1
7
3
5
9
3
5
7
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Solution
Sudoku #6680
1
9
4
8
3
2
7
6
9
2
3
9
6
4
1
5
1
3
8
1
3
3
8
6
4
6
Go to Sudoku
Solution
Sudoku #6666
2
6
6
2
2
3
4
8
2
2
6
1
3
9
5
7
3
8
1
7
5
6
1
7
8
2
Go to Sudoku
Solution
Sudoku #6652
2
4
5
3
8
7
1
6
1
7
1
9
4
2
4
5
2
2
8
5
7
1
3
9
6
4
Go to Sudoku
Solution
Sudoku #6638
9
1
7
7
8
1
4
5
9
2
9
7
1
8
4
8
9
2
7
2
1
4
3
9
5
6
Go to Sudoku
Solution
Sudoku #6629
5
1
6
4
5
9
6
4
6
3
8
5
1
4
2
3
2
5
6
7
9
7
3
8
9
2
Go to Sudoku
Solution
←
1
2
…
5
6
7
8
9
10
11
12
13
…
138
139
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Insane Sudoku of the Day
5
1
6
4
5
9
6
4
6
3
8
5
1
4
2
3
2
5
6
7
9
7
3
8
9
2
Sudoku #6629
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