Printable Expert Sudoku

Set s4n31j. 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 1 3 5
5 8 6
4
6 2
8 7
3 4 1
1 8
6 5 2
9 8 3
Expert #2
7 2 1
5
3 5 7 2
2 7 3 5
1 5 2 7 4 8
7 2 4 9 6
5 9 8
6
Expert #3
9 4 6 5 1
8
4 7 2 6
7 5 1
9 4
3 9
5 1 7 4
5 1 8
6 3
Expert #4
3 4
7 8 6
4 9 1
3 8 6
5 3 1
2 1 5 8
9 7 2
9 5
4 6
Expert #5
3 8 6
5 1 9
7 4 5
3
6 5 2
2 7 3
4 1
9 7
9 3
Expert #6
3 9 6 4
8 4 5 9
6 3 2
1 6 9
8 9 2
4 8
1 7
3 8 5
Expert #7
2 7 5 1
9 2
1 4
1 5 6 4
7 9
3 8 5
4
8 1 6
3 7 5
Expert #8
9
3 7 8 2 4
8 2 7
5 8
3 2 4
1 7 4 5
5 8 4 3 2
1
6 8 1

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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