Printable Expert Sudoku

Set 1a9rvzq. 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 8 9 3
4 9 7
1
2 6 5 4
9 3 7
2 9
5 9 1 6
9 5
8 4 3
Expert #2
7 5 6
1 4 8
7 3 2
6 9 2
5
3 9
2 1
7 3 4
9 1 8
Expert #3
8 3
9 6 8 4 5
5 8
5 6 1
1 9 2
3
2 7
4 1 6
2 4 3 5
Expert #4
6 1
6 7 4
5 7
8 2
2 4 5
1 6 5 9
2 8
1 3 6
3 1 2
Expert #5
8 9
1 3 5 7
9 1
5 3
2 7 6
8 6 9
3 6 9 7 5
6
7 2 8
Expert #6
1 5 8 6
8 9 2
4 6
7 4 1
3 8
4 9 7 2
6 1 8 7
8 3 4 9
6 3
Expert #7
1 6
9 2 4
4 1 8
6 7 1
8 6
5 3 2
3 8 7
2 4
1
Expert #8
1
6 3 7
2 9 8 7
8 4 1 6
6
1 8 4
9 2 4
3
5 7 8

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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