Printable Expert Sudoku

Set 1ufnd27. 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
5 2
9 4 3 6
2 3 7 9 1
6 7
1 5
7 1 9 8
4 5 8
4 9 3
1 7
Expert #2
4
1 8 5 2 4
7 6
9 6 5 7 4
2 9 1
2 1 8
2 1 9 6
9 1 3
Expert #3
3 6
8 1
1 4 3
2 5 4 9
6 4 5
2 5
2 1
7 9
6 7 3
Expert #4
7 6 9 2
9 3 8
2
1 7 3 5
3 8 6
8 1 7 6
7 6 2
5 2
Expert #5
4 2
9 8 1
8 5 1 6
9 4 1
3 6 7 5
4 9 3
2 7
7 5
9 3 8
Expert #6
4 8
8 7 9
6
5 9 3
3 6 7
2 9 4
5 4 2
4 9
8 7 5
Expert #7
9 8 3 5
4 2 3
7 9
6 3
5 2 7
5 2
4 9 1
7 4 8
1 9 7
Expert #8
3 9
8 7 6
5 6 4
4 2 3
5 1
9 6 2
1 9 6
7 8 4 1
7

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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