Printable Expert Sudoku

Set 15ebd3c. 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 9
6 4
1
5 8
4 2 1
9 8 5
7 8 1 2
6 9 8
8 4 3
Expert #2
8 4
3 9
2 8 3
6 1 5 2
1 9 3 6
7
9 2
8 2 7
6 5 1
Expert #3
3 7 5 4
1
6 3
3 4 9 8
6
2 8 3
4 8 5 2
8 3 1
5 2 7
Expert #4
3 6 1
4 3
5 8 7
3 8 6
9 8 2 7
9 7 5 2
7 4 9
6 5
Expert #5
3 4
6 1 9
4 7 6 8
2
6 5 2 4
8 4
6 7 5
2 5 3 7
1 3
Expert #6
6 5 9
1 7
1 2
5 8 4
4 6 2
5 3
5 9 7
1 8 4
9 2 6 3
Expert #7
3 1 5
8 6
2 7
6 7 9 5
1 9 8 2 7
5
2 6
4 1
3 4 8
Expert #8
5
1 3 6 4
7 9
1 3 6
3 9 7
8 4 9
3 9 4 1
2 5
7 2

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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