Printable Expert Sudoku

Set qwhg1g. 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 3 6
6 9 2 4
8 2 6 3 7
1 2 4 3
4 3 1 5
3 8
5 6
Expert #2
2
8 3 4
1 8 7
7 3 5
6 2
7 2 4
9 6 8
3
4 8 5
Expert #3
1 9
7 5
6 3
1
8 2 1 6
7 8
7 5 6 1
1 3 8
8 4 3
Expert #4
7 9
8 6 1
3 4 5 2
2 7 4
1 4
3
9 5 3
6 9 7
6
Expert #5
6 4 7 3
1 6 4
3 1
4 1 8 3 2
2 9 1
3 7 8
6 9
3 7
5 7
Expert #6
8 6
2 3 4
1 2 3 8
4 5
4 8 7
1 6 5 2
7
4 3
6 4 1
Expert #7
9 3 7 1
8 9 2 3
6
9 4
6
3 7 1
8 9 2
5 4
2 7 3
Expert #8
4 3 6
1
1 9 5 3 7
4 5
3 2 6 9
8 7
3 1
7 2
8 2

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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