Printable Expert Sudoku

Set 1osu1or. 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
4 7 6 3
4 9 8
2 8
3 1 5
9 5 3 8 1
2 1
2
3 5 8
Expert #2
1 6
9 8 3
5 9 4
2 5 4 3
4 8
6 3
1 2 9 5
6 4 9
2
Expert #3
7
4 3
6 9 2
6 4
5 8 1
8 4 5
3
7 9 8 6
1 7 5 8 4
Expert #4
4 9 3
6 8 7
2 7 3
4 2 5
5 7 1
1
9 1 5
7 9 8 6
Expert #5
8 3 6
9 5 1
3 8
4 5
2 8 6
3 7
8 4
7 2 1 5
2 7 9
Expert #6
3 5
4 1 3
7 9 8 4
5 9
4 2 8 5
7
7 1 9
8 7
6 3 5
Expert #7
8 6 7 4
1
1 9 8
8 9 2
6 9 4 3
2
7 4
6 8
4 9 2 8
Expert #8
9 1 5 8
9
2 3 9
2
6 3 7
5 7 8 6
5 8 6 1 9 4
2 3
6 5 1

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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