Printable Expert Sudoku

Set 1fz9ts5. 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
6 1 7 4 2
9 6
7 3
3 6
6 9 3
8 7
2 8 1 9
3 2
8 4 2
Expert #2
4 2 9 3
9 5
7 1
8 1 5
1 2
7 2 4
6 7 2
2 6 5 8
5
Expert #3
2 7 3 1
5 3
1 5 6
8 5 9
1
9 3 4 5
5 1
3 8 2 7
4 8
Expert #4
7 2
6 8
8 9 5
7 2 8 6
4
3 1 5
1 9
5 9 4
9 4 8 3
Expert #5
3 4
8
3 5 8 1
1
2 7 3 5
1 6 4
7 2
8 4 2 6
6 9 4 7
Expert #6
2 6 3
9 8 7 6
3 7
9 5 3 1
4 2
1
7 6 5
5 1 4 8
1 8 3
Expert #7
2 5
6 9 8 7
1 4
8 7 1
4 6 2 9
2 6 5
5 4
5 8 7 2
6
Expert #8
8 2
7 1 6 4 8 5
8 1
5 4 2
6 3
2 5 9
1 7 9
5 9 1 2
6

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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