Printable Expert Sudoku

Set 1ey188q. 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
4 2
1 5 9
8 2 7 3
2 7 8
6 5
3
1 9 8
4 9
1 8 7
Expert #2
3 9
4 7
6 5
6 9 3 7
5 3 4 9
4 1
6 1 3 2
2 6
1 9 4
Expert #3
4 6 8
8 2 3
3 6 1
4 7 1 3 9
1 4
2 6
3 4
5 9
9 1
Expert #4
6 4 7 1
9 3 8 4
7 9 6
4 5
8 1 6
2 6 4
8 4 6 1
8 2
5
Expert #5
5 9 4
2 3
7 4 2 8
8 3 7
5
2 7 6
1 6
8 3 4 9
9 8 2
Expert #6
8 3 5 4 9
6 5
3 9 8
8 5 1
2 9 3 4
3
9 3 4 7
6 2 7 8
Expert #7
2 7 5
6 4
1 7 2 8
7 2 3 8
2 8 7 6 3
6 9
4 1 2
5 4 1
8
Expert #8
4
9 3 2 8
8 5 9 3
5 1 4
6 3
9 6 4 5
6 7 8 9
2 8
1 2

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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