Printable Expert Sudoku

Set 1ctica7. 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
3 5 6 4 1
7 5
9 6
6 3 7 5
7 2 4
4 1
8 3 6
2 7
3 8
Expert #2
1 4
9 1
5 8 6
2 3 8 7
5 4 9
7 5
5 9 8 3
3 9
2
Expert #3
9 2
3 5 4 9
9 4 7 5 6
7 3 2
2 8 9 4 6
8
3 8 1
6 7
5 4
Expert #4
1 8
9 2
8 3 5
3 8 5 1
7 4
9 7
2 5 6
4 9 3
3 9 4
Expert #5
4 5 1 8 9
6 8 5
3
2 8
9 6 4
6 8 2
5 4 1
9 6 4
5 2
Expert #6
1
7 6 5 8
8 5 6
5 6
4 5 1
9 2 4
2 3 4
7 9 2
7
Expert #7
2 4 5
6 3 7
5 7 8
7 2 1
2 4
7 6 1 9
1 9 4
3 6 7
4 9
Expert #8
8 4 2
5 9 7
2 8 5
5 7 1
6 8 3
7 6
7 3 2
1 2

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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