Printable Expert Sudoku

Set 1fcljo9. 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
7 8
5 6 8
5 3
4 2 8
6 3 4
2 1 3
9 1
7 2
8 2 1 7 6
Expert #2
7 9 1
4
1 2 7 5
2 3 5
7 9 8
9 6 4
8 9
4 3
1 2
Expert #3
4 2 9
3 7 6 4
9 5
5
1 5 3
6 4
7 3 8
8 9 5
1
Expert #4
5 7 9
7 9 6 2
1 7
3 8 2
5 8 9
1
8 3 4
7 2 8
9 3
Expert #5
1 8
6 9 2
1 4 2 6
2 1 5
4 6 2
7 5 9
7 5 9
8 7
4 5 3
Expert #6
8 6 7
2 5
3 9 1
6
9 1 5
7 2 5 3
2 7 9
1 4
8 2 4
Expert #7
2 9 1
4
8 1 3
6
1 8 7
4 3 2
2
9 5 6 4
6 3 9
Expert #8
9
2 8 1 7 9
3 2 4 1
2 7 4 6
4
6 8 3 2
1 5
9 8 3
7

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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