Printable Expert Sudoku

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

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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