Printable Expert Sudoku

Set uq26qr. 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
2 5 9
1
8 9 3 5
6
9 2
7 3 4
1 2
8 6 5 3
5 6 3 8 1
Expert #2
4 3 9
3 7
7 8
9
1 4
2 4 6 1
6 9 5
8 2
3 5 8
Expert #3
3 6
2
7 4 1
5 7 3 8
7
8 6 2
5 8 4
6 9 1 2
3 9 5
Expert #4
9 7 8
6 2 1
8 7 5
5 9
6 1 4
9 1 5
7 1 6 4 3
4 7 2
9
Expert #5
4 6 8 9
2 6 8 3
7 4
5 1 6 7
7 5 4 2
6
1 8
6 2
3 4
Expert #6
7 5
4 2
8 7
5 4 1
8 2 5
1 9 8
2 1 7 3
9 4
6 1
Expert #7
7 3 8
6 5 7
8 1 4
7 9
6 2 1
4 5
9 5 2 3
9 4 6 3
Expert #8
1 5 3 2
2 1 6
4 6 3
9 5 1 3
4 5 7 1
8 6
6 7 8
5 2 4
1

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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