Printable Expert Sudoku

Set 177tn. 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 6 8 5
4 7 3
9 1 3
9 4 6 3
7 4 6
3 8 2
1 9 5
3 8
4
Expert #2
4 5 3 8
3 6
5 7 9
6 9
5 8
7 1 6
3 4 8
1 2 7
2
Expert #3
7 6
8 4 9
5 9 2 1 3
1 5
5 8 2 6
5 2
6 9
2 9
3 8
Expert #4
7 5 1
1 9
7 1 2
3 8
8 5
3 4 6 2
7 8
2 1 6
6 3 4 5
Expert #5
1 7
3 4 8
6 4 3
1 2 9
8 4
7 9 3 4
9
7 8 1 4
3 5
Expert #6
1
8
7 5 2 1
6 2
3 4 9
3 2
4 5 8 2 7
2 4 7 1
9 8
Expert #7
9 2
4 9 8
2 6 1 5
9 6
7
1 2 8 4
5 1 2 4
7 8
5
Expert #8
9 2 3
5
7 6 5 4 2
4 9 1
2 6 8
9 7 3
2
3 2 1 5 8
1 8

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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