Printable Expert Sudoku

Set 1irr0bm. 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
1 3
7 9 1
2 4 3
3 6 2
1
8 5 9 1
9 8
4 3 8 7
7 3 6
Expert #2
3 1
1 8 9
5 7 6
1 2
9
9 6 8 2
2
5 7 3 4
3 7 8
Expert #3
8 9
5 9 4 1 6
7 6
5 9 3
1 3
6 2 4
1 7
4 1 3
5 8
Expert #4
6 4
3 8 2 6 1
5
8 1
6 2 9
1 5
7 2 9
8 7
7 5 4
Expert #5
1 5 3
2 8 7
9 5
8 9
7 4
1 4 6
6 1 9
1 3 5
8 6
Expert #6
2 4 8
5 2
1 7
1 6 2
5 4 3
9 2 6 1
3 1 5 6
7 3 2
7
Expert #7
4 3 2
8 9
8 9 5
9 2 1
6 7 9
8 9 7
7 5 1
3 7 6
2 4
Expert #8
3 1 7 6 8
7 6 2
8
2 4 6
7 5 1 2
3 5 2 4
2 8
9 5 7
6

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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