Printable Expert Sudoku

Set 1eqj2sb. 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 3 1
2
8 9
8 5 3
6 9
1 7 9 6 5
7 8 3
9
1 3 6 4
Expert #2
3 2
8 5
6 4 8 1
1 8 4 6
8
4 9 7
1 7 4
9 5
5 8 1 2
Expert #3
9 5 3 4
3 8
1 8 4 3 9
7 2 6 8 9
6 5
1 8
6 2 1 7
8 4 2 6
Expert #4
7 4
2 8
5 3 9 4
4 1 5 3
8 2
9 2 7
1 3
5 9 4
3 6 4
Expert #5
7 6 3
2 3
1 5
9 8
1 8 7
3 9 4 5
5 9 4
6 7
3 2
Expert #6
2 1 5 4
9 2
4 8
2 1 5
3
3 9 8
4 5
7 3 6
9 8
Expert #7
4 7 3
7 2 1
8 5
2 1 3
4
3 9 8 1
9 6
2 4 7 8
9 2 7
Expert #8
3 5 8
6 4 1
2 8
6 3
7 2 6
2 8 3
3 4
7 6 9 1
5 8 6

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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