Printable Expert Sudoku

Set b5tdx9. 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
7 1 6
8 3 5 1
5
6 8
3 2 9
3 2 1
9 4
7 3 5 6
8 2 5
Expert #2
1 7
5 4
7 9 5 2
9 8 1
8 2 4
7 5 9
9 1
8 7
5 2 6
Expert #3
1 6 9 4 7
4 3
2
5 9
5 7
7 1 3 2
4 6 5 1
6 3 7
4
Expert #4
5 1 8 6
4 2 5 6
3 2
1 5 7
7 9
6 7 9 1
3 5
9 3
Expert #5
3
2 5 7
4 8 9
3 7
9 3 5
2 5 8
4 7
7 1 4
3 6 1
Expert #6
2
8 4
1 2 5 8 7
8 1
7 6
3 2 5
1 6
3 7 5
3 5 8
Expert #7
7 9
1 2 4
4 7
3 1 7 5 8
8 1 4
3 7
5 9 2
8 5
1 6 2
Expert #8
6
3 5
7 5 1 8
1 5 8
4 2
7 1 2
4 1
6 3 4
4 1 9

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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