Printable Expert Sudoku

Set 108uxwe. 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
3 1
1 2 7
7 5 8
7 1 6
4
8 6 5
7 8 3
2 5
8 6 4
Expert #2
1 2 9
5 1 9
6 7 5 2
4
9
2 4 5 8 7 6
4 6
4 2 6
3 7
Expert #3
8 4
2 1 6 5
3
6 9 4
7 6 3
1 9 8
2 1
3 8 5 4 1
9 5
Expert #4
4
3 7 1
8 3 6 2
4 1
5 3 8
7 1 3 8
5
1 9
2 4 3 8
Expert #5
3 5
6 8 1
2 3 4
3 2 6 8
1 7 9
8
2 3 7 4
4 8
5 6
Expert #6
4 6
2 8 4
1 9 7
8 1
5 2 7 6
4 2 8
3 9
1 7
9 4 1
Expert #7
3 9 7 2
4 8
9 1
7 1 5
6 4 9
2 8
6 3
7 8 3 2
1 9 5
Expert #8
4 9 7 8
2 5
2 6
7 5
6 7 4
9 5 1
7 3 2
1 3 9
4

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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