Printable Expert Sudoku

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

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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