Printable Expert Sudoku

Set 1kr08i. 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
5 7
2 5 9 8 6 7
8
2 3
1 3 7 5
6 1
4 2
9 7 8
Expert #2
6 1
5
2 4 1
1 2
6 8 3 7
4 3 2 5
9 7
7 8 1
4 8 9
Expert #3
6 4 3 1
8
3 8 9
5 1 4 9
3 1
2 6
7
5 2 9 8 1
7 6
Expert #4
3 5
1
5 6 4 7
8 7 2
5 6 2 1 3
4 9 8 5 6
7 9
2 5
Expert #5
9 5 4
3 9
8 7 1 5
1
3 7 8
3 5 2
6 3 4
2 4 6 8
7
Expert #6
3 8 7
7 1
4 2 9
5 6 8 7 4
4 1
7 9 2
3 5
8 3
2 8 7
Expert #7
6
3 7 1
7 2 6
3 6 5 1 8 7
4 8 7
4 6
6 4 9 8
9 8
2 5
Expert #8
6 1
2 5 7 6
7 5
2 6 8
3
6 9 4
2 9 1
4 5 1
3 8 4 9

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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