Printable Expert Sudoku

Set 1yg9f0g. 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
2 9
1 6 7 3
5 4
5 2 1
6
7 5
3 2 7
4 8 6
7 8 3 5
Expert #2
2 4 7
8 9 4
7 1 5 4 9
9 5 7
3 2 5 8
2
7 2 3 9
1
4 9 6
Expert #3
9 3
1 9
5 8 7 6
2 9 1 3
7 8 5
6 8
3 8 2 4
2 3 5
4
Expert #4
9
6 7
3 4 8 1 9
4 8 1 9
7 5 8
2 5
9 8 1
5 3 4
2 6
Expert #5
5 2 9
7 3
7
3 9 8
5 9 2
4 5 3
4 6 9 1
5
2 1 3 6
Expert #6
3 1
5 9 1
2 8 5 7
3 1
2 7 8
7 3 6
9 2 8
3
5 4 7
Expert #7
1 8 3
2 9 6
6 4 7
6 8 2
8 5 9
3 2 6
5
4 2
2 3 8 1
Expert #8
3 1 9 6
6 8 4
4 6
7 4 6
5
3 8 5 7
2 1
7 3 8
2 1

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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