Printable Expert Sudoku

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

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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