Printable Expert Sudoku

Set 139k5g4. 8 puzzles with an answer key, ready to print.

Expert puzzles are our hardest tier, with sparse grids usually in the mid-20s for givens. Expect to fill in every candidate and hunt for x-wings and swordfish. A printed copy and a sharp pencil is the classic way to tackle them.

Each free PDF has 8 puzzles, four to a page on US Letter paper, plus an answer key with every solution. Every puzzle has exactly one solution. A new set appears here every day, or you can grab a different set any time.

Puzzles in this set

Expert #1
9 2 5
7 2 1
4
4 5
6 9 8 3
5 8 6
2 6
4 6 3 9
8 1
Expert #2
4 9 3
2
6 7 2
1 7
5 8 9
6 5
9 2 1
2 4 9 8
7 5
Expert #3
2 7
5 3 2
2 3 6
3 4 5 8
8 9 4
2
4 5
7 8 1
1 9
Expert #4
5 9 3
1 2 5
7 9 5
6 2 4
3 5 6
1 5 6 9
8 1
7 8 9
6 1 7
Expert #5
9 5
4 7 6
3 4 1
6 5 8 2 1
7
8 4 6
8
4 8 3
9 6
Expert #6
1 8
7 2 5 9
9 6
7 9 5 4
8
6 4 7 1
1 5 9
1
4 2 3
Expert #7
1 9 4 7
3 8
4 6
7 2 9 5 8
2 7 1
4 6 1
4 9 7
2 9
3 2
Expert #8
1 5 9
8 3 1
7 2 4
5 2 3 6
7
1 9
3 9 4 5
6
2 8 3

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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