Printable Expert Sudoku

Set 18b3bvt. 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
1 6 2
4
8 4 7 3
6 4 3 2
2 9 7
5
2 8 5
7
3 8 6
Expert #2
2
8 3 7
8 9 5
7 6 3
2 3
5 1 9 7
9 6 5
8 3 1 9 2
4 1
Expert #3
4 9
4 6 1 7
5 1
3 2 6 5
1 9 6
8
7 8 6
4 5 8
3
Expert #4
5 2 3
1
4 8
6 8 3 7
5 2 8
2 7 4
4 6 9
7 4 2
1 3
Expert #5
1 4 7
7 2
2 3 1 4
8 2 5 3
3 9
6 8
4 9
1 4 6
3 8
Expert #6
2 6
5 3
3 4 8
9 2 7
7 9 1
1 3 5
6 1 5
8
9 7
Expert #7
1
5 3 7
2 4 7 3
6 3 2 9
1 2
3
8 6 4
4 1 9 8
8 4
Expert #8
4
3 8 6
2 1
4 3
4 2
3 2 1 7
5 6 8
8 7 4
9 2 7 6

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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