Printable Expert Sudoku

Set 1l2zj07. 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
3 8
6 1 9 5
5 1 2
4 7 1
3 8 9 6
2
2 4
9 7
5 8
Expert #2
2 6
2
9 6 2 4
3 6 8 9
9 4
7 8 5
4 3 7
2 5 8
3 8 4 2
Expert #3
3 5
3 2 9
8 4
9 6
4 7 8
3 2
9 4
9 6 7 3
5 1 7
Expert #4
8 7 1
4 3 5 1
4 7
4 9 3
8 7 6 5
2 8 5
2
7 4 1
Expert #5
2
9 8 5
5 7 8
8 9 5 7
2 6 9
1 3
5 4
4 7 1 6
6 4
Expert #6
3 2 4
3 6
7 1 9 6
8 6 3 1
1 5 2 8
5 4 8
4 6
2 9 7
Expert #7
9 2 8
4 6
1 2 3
5 8
7 1 3
4 5 9
8 6 7
8 4 9
Expert #8
1 6 5
5 7 4
3
8 3
4 1 2
2 5 9
7 9 8
8 2 4
2 4 1 3

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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