Printable Expert Sudoku

Set 4y7s37. 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
2 9
7 2 5 6
1
3 8 1 9 7
6 3
1
9 8 7
5 3 4
6 7 4 9
Expert #2
4 7 1 3
1 4
6 2 9
1
8 6 2 4
2 7 5
5 4
5 4 9
6 7
Expert #3
1 5 9
1
5 2 1 3 4 8
3 7 6
1 2 9
4 1
6 5 8 9
6 7 2
Expert #4
2 7
3 1
2 3 1
4 5 9
7 9 5
8 4 7
3 6 2
7 9 4
8
Expert #5
2 1 9 4
8 5 7
5 3 4 1 2
1 4 9 6
6 3
9
2 1
8 2 4
7
Expert #6
4 5 7 9
2 6 1 4
7 4
7 1 2
1
9 3 8 6
4 8
7 2 8 3
5
Expert #7
9 3 2 7
7 2
3 4
4 2 1 3 7 8
2 9
9 7 8 6
5 6 7 9
8 5
Expert #8
1
8 5 1
9 6 2 7
6 5 9 8 2
7 8 3
3 5 2
8 2 4
2 3 9

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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