Printable Expert Sudoku

Set n3g894. 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
1 2
9 3 2 1
5 2 4
7 8 2
6 9 3
7 6 9
9 5 7
8 7 4
Expert #2
4 5 1 6
2 5
2 8
6 3
4 6 9
9 8 4 5
8 6 4
7 5 1
6 7
Expert #3
1 4 7
7 9 2 8
2
5 1
6 8 5 4
1 6
8 5 4
3 6 8
3 9
Expert #4
6 4 1
7 1 6 5
5 3
3 8 2
4 5
8 1
8 6 1 7
2 9
5
Expert #5
7 9 8 5 4
3 2 9
9 1
6 3 5 2 7
7
4 7 5 1
6 3
3 5
Expert #6
1 2 4 6
7
4 7 8 9
4 3 6
3 5 9
6 8
6 9 5
7 6 5
2 1
Expert #7
4 9 3 5
5 2 7 9
1
5 4
9 7 3
2 8 6
9 4
6 7 2
8 6
Expert #8
1 3 7
6 9 2
3 7
8 7 9
5 7
2 8 6 5
6 2
8 4
1 9 5 8

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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