Printable Expert Sudoku

Set b5mm4b. 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
2 8
3 2 1 7
6 9 3
2 4 1 5
9
6 7 3 8
4 3 8
4
9 7 2
Expert #2
8 3 6
3 6 5 9
7 2
7 2
4 9
1 3 8
1 5 8
9 5 4
2
Expert #3
3 2 4 8
6 7 2 5 9
1
4 3 8
1 9 7
2 3 5 9 1
4 2 5
9
Expert #4
4 8
9 3 1
1 4 3 5
2 1 9
9
2 4 7 5
6 1 5
5 8
4 6 3
Expert #5
6 9 7 8
3
1 5 2
2 6
4 2
7 5 1 4
7 3 6
1 6
1 2 8 7
Expert #6
6 1 8
9 7
3 6
8 4 1
6 2 4
5 4 9
9 7 3
2 8
1 6 9
Expert #7
4 1
5 9 2
1 6 3 2
5 9
7
3 6 9
6 1 3
4 3
7 5
Expert #8
4 5
6 8 7
7 6 1 3
3 2 5
9 7 2 8
9
6
6 3 5 1
8 4 2

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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