Printable Expert Sudoku

Set eyxau3. 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
8 4 6 7 9
1
6 3 2
2 3
1 4 7
8 6 9 4
6 4 8
2 5 8
3
Expert #2
9 7
5 4
2 3 8 9
9 3 8
5 4 9 1
7 5
6 2
8 4
9 2 4
Expert #3
9
4 6 7 2
7 2 8 5
2
1 5 2 9
9 6 7
9 1 3 6
9 4 8
7
Expert #4
2 5
9 7
6 8 3 2
4 8 6 2
6 4
8 7
8 4
4 9 3
5 1 2 8
Expert #5
2
2 5 1 7
4 9
2 1 7 6
4 8 1
3 4
8 5
1 9
7 9 3 6
Expert #6
9 3 4
8
3 1 5 9
6 8 5
7 6 3 1
9 8 7
2 9
1 3 4
5 7
Expert #7
9
3
5 1 8
6 3 8
4
9 7 1 3
7 5 1
6
2 1 8 4 5
Expert #8
2
1 4 2 7 5
1
2 6 8 4
3 6 1
5 7 1
1 5 9
8 7 3
2 5 6

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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