Printable Expert Sudoku

Set 1nmtz78. 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
4 2 3
8
2 5 6 4
1 6 3 8
7 1
9
6 1 8 7
2 1
3 9 7
Expert #2
3 5
4 2 9 7
7 8 2
6 1 8
5 2 7
8 4 2
2 5 4
5 8 4 3
1
Expert #3
7 1 5 8
3 9 5 6
3 4
6 4 1
9 3
1 2 8 3
3 8 9
8 5 7
Expert #4
4 6 8 2
1 9
9 1 8 3
1 3 7
5 3 6
2 6
2 7 9 4
6 7
4
Expert #5
5 7 1 6
6 5 7
5 9 8
3
7 2 4
6 4 7
3 8 2
8 4 7
1
Expert #6
3 2 6
8 7 4
9 1 8
3 6 8
1 4
2 8 7
7 2
1 5
6 9
Expert #7
6 8
8 6 9
7 3 4
6 3 2 5
7
5 4 2
3 9
1
5 8 3 2
Expert #8
9 5 3
1 4 7
2 1 5 8
6 8 3 5
7
8 4
1 2 7 5
4 8 7 6 1

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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