Printable Expert Sudoku

Set 15pie3n. 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 7 2
3 6
6 5
4 3
5 2
4 7 8 6 1
7 4
3 2
5 3 8 7
Expert #2
6
4 1 8
2 9 6
8 2 4
4 9 3 1
2 6 7
5 8
9 8 7
1 3
Expert #3
5 6 2 8
6
7 2
8 4
3 9 1 4 5
6 5 2
9
5 1 7 3
9 8
Expert #4
6 7
3 1
2 1 8
3 2
5 4
6 7 3 5
9 3
1 5 4
5 7 4 9
Expert #5
9 4 5
2 7 8
7 5 2
9 6
8 4
3 1
2 5 3 4
1 6 2
4 2 8 5
Expert #6
2 5 4
6 7
1 5 3 2
5 6 3
9 1 7
8 4 7
3 2
8 4 5
5 3
Expert #7
1 9
3 7 8 4
4 9
4 1 2
6 3
5 3
8 6
6 1 7
9 2 8 6
Expert #8
4 7
5
9 6 1 8
8 6 7 9
2
2 3 8 7
3 4 1 6
5 2
1 3

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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