Printable Expert Sudoku

Set 1szms0k. 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
8 1 4
2
6 9 5 8
4 1 7 6
8
2 5 9
2 1 3
1 9
6 5 4
Expert #2
5 9 2 7
7
4
3 2 4 5
6 1 2
7 4
1 3
2 6 9
5 7 8 3
Expert #3
3
9 5 1
5 2 6
4 2 7
7 1 4 8
8 6 9 1
6 9
6 4 3
1 2
Expert #4
7 4 3
1 5 9
9 4 2
9 7
4 3 6
2 1
4 8 2
8 5 3
7
Expert #5
6 7 4
9 8
5
4 8 3 6
8 7
1
1 3 5
8 6 7 3
9 4 6 5
Expert #6
4 5
8 5 1
3 8 1
7 2
9 2 5
5 1 9 3
7
6 8 4
4 6 2 1
Expert #7
8 9
6 9 5 4
5 1 3 7
3 7
7 5 8 9 3
4 6
8 6
5
3 5 2 8
Expert #8
3 9 4
7
1 2 7 8
9 8 2 5 1
6 7
2
5
1 7 8 6 5
3 8

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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