Printable Expert Sudoku

Set 1ys434y. 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
6 3 4 5
1
4 2 6
5 7
2 5 8
8 9 4
8 4 2 5
9 6 8 7
3
Expert #2
4 6 2
6 2 8
8 9 6
3 2
8
7 1 4 2
1 3
5 7 9
5 4
Expert #3
4 7 5
5
9 8 6 7
3 6 5
5 2 7
9 3
9 6
1 5 3 4
1 8
Expert #4
2 8 4
4 5 2
1 6
8 6 5 3 2
2 8
5 1
7 3 6 2
7 8
1 4
Expert #5
2 6 8
3 6 7
8 1
5 7 9
3 9
4 1
5 2 7
8 3
4 6 5 8
Expert #6
2
7 6
5 8 3 7 9
3 4
4 9 1
7 8 6
8 3
9 7 6
2
Expert #7
3 5 1 4
2 7
4 5 3
5
2 1 9
6 3
8 4 9
2
6 5 8 7
Expert #8
5 6 2
4 3
3 1 9
7 6 1
1 4
3 7 2
4 8 2
7 6
5 9

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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