Printable Expert Sudoku

Set 1c1q4n7. 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
1 4 3
3 7 4
4 6 9 5
2 1 8 6 7
9 6
4 2 5
1 2 8 5
5 9
8
Expert #2
4 2
9 1 8
1 3 4
7 1
9 2 6 4
4 5 2
5
6 4 1 9
1 4 7 6
Expert #3
9 7 8
1 2 8
1 2
9
7 3 5
4 6 9 5 1
5 7
5 2
6 4 7
Expert #4
3 2 6 8
4 1 6
9 6 1 4 2
8 4
4 1 6
3 9 5
9 3
7 5
Expert #5
1 2 7 8
2
8 3 5
4 7 9
3 4
1 5
4 6
2 1
9 5 2
Expert #6
3 8 7
6 7
4 7 2 3
8
9 2 8 4 6
5 1 9
4 3
5 2 4
2 7 1
Expert #7
9 7 4 3
1 2
6 9
6 9
2 5 8 7
4 5
3 2 8
8 5
7 1
Expert #8
1 8 7
2 7 4
7 3 8
3 6 1
5 6
7 8 3
2 9 1
5 9
8 6 4

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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