Printable Expert Sudoku

Set 18dq6sk. 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 2 7 4
6 1
4 6
8 5
9 5 8
7 9 3
3 7 6
2 1
7 4
Expert #2
2 7 1
8 9
9 4 7
7 1 6 2
4 7
8 2
5 4 6
9 7 3
1 6
Expert #3
8
5 1 2
4 6 1 9
3 2 9 5
5 7 6
5 7 3
4 1 6
8 9
Expert #4
7 5 1 9
4 8
5 8
6 4 9
8 3 7 2
1 7
6 8 2
5 7 3
3
Expert #5
3
2 6 8
9 1 5
5 6 7 1
1 2 9
2 4 6
3 5 4
9 3 7
4
Expert #6
1 8 9
7 2
7 9 3 1
4 1 7 2
5 3
1 2
8 5 9
4 6
Expert #7
4 7 1 9
6 1 5
9 8
2 4 6
2 1 7
5 4
6
9 7
3 5
Expert #8
5 2 7 6 8
8 1 2
8 4 7
5 1
6 8 2 4
7 5 9
4 3
5 1 2
3 9

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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