Printable Expert Sudoku

Set 18mqir6. 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 2 8
4 7
3 5 6
1 5 7 2 9
6
5 6
2 3
7 9
8 4
Expert #2
7 9 1
3 1
2 5 8
8 4 7
6 3 9 5
1 3
3 7 5
9 5 6
1 3
Expert #3
2 1
5 3
3 1 4 8
1 7 9
2 5 6 4
5 7
6 2 8
9 6 3
3 8 9
Expert #4
9 6
8 3 5
2 5
8 2 4 6
6 8 2
7 1 4 5
1
1 7 2
7 9 4
Expert #5
4 6 1
3
2 8 9 3
1 6 4
9 7 3
8
9 6 7
5 8 2
4
Expert #6
3 9 7 5
5 8 7 6
6 9 3 8
8
1 5 4 3
9 4 5 1
6 4 9
Expert #7
3 8
5
6 3 7 2
6 8 1
5 6 3
2 9 7 5
4 7
7 8 6
1
Expert #8
1 5
3 2
4 7 8 9
2 3 1 9
1 6 2 5
4
6 4 8
8 7 1

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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