Printable Expert Sudoku

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

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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