Printable Expert Sudoku

Set 1oe4a66. 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
4 2 9
7 3 8
5 1
2 6
2 1 3
9 4
7 4 8
3 8 1
6 7
Expert #2
3 4
3 2 1 9
8 4 6
4 7
3 5 7 2
9
1 2 7
6 8
4 6 5
Expert #3
1 7
8 5 7
3 2
4 9
1 3 7
2 8 5
9 2
9 7 4
6 4
Expert #4
4 2
8 4 9
1 9 4
1 8 3
5 7
7 8 6
3 5 9 8 2
9 2
4 5 6
Expert #5
1 9 7 6
4 7 9 5
8 2 1
6 4 2
9 3 5 1
3
7 5
7 1 3 2
2 1
Expert #6
8 4
2 9 5 1
9 2
8 2
5 1 9 3
8 3
6 5
6 2
7 8 3 5
Expert #7
9 5 1
6 7 9 8 2
8 6 9 4 5
4 3 6
9 4
3 7
2 8 9
Expert #8
3 2 6
6
1 2 7
5 2 7
9 8 5
8 9 3
5 2
3 1
9 4

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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