Printable Expert Sudoku

Set 16m0pe6. 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 4 2 1
6 3
7 4
8 9
1 4 9
6 5 7
9 2 5 6
8
7 2 3
Expert #2
8 7 3
5 7 8
1
7 6 2 1 9
1 9 5
8 3 4
7 6
4 8 1 9
9 4
Expert #3
8 9
2 8 1
4 6
9 5 1 3
1 5 4
7
1 4 5 8
2 8 7
4 6
Expert #4
3
8 7
7 8 2
9
2 5 8
1 3 6 9
4 9
4 2 1
3 6 5 8
Expert #5
8 4 9 6 2 1
8
3 5 1
2 7 1
4 9 7 3
1 6
9
5 2
4 7 3 5
Expert #6
7 5
9
3 2 7 1
6 4
4 1 2
8 5 9
4 2 3
8 7 5
1 2 9 7 4
Expert #7
3
8
2 5 3 1 7
2 5 1
7 4
7 6 5 4
9 1
5 8
9 8 7 3 6
Expert #8
9 1 8
4 2 5
6 5 9
9 8 6
7 4
4 7 5
3 2
9
1 4 2 7

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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