Printable Expert Sudoku

Set 63843k. 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 7
8 4 1
8 7
1 5 4
2 6
3 9 7
1 9 5
6 2 1
5 4 6 9
Expert #2
2 5 6
9 1
1 7
9 8 7
1 2
3 2 5 4
6
3 5 4 9 6
6 2 8
Expert #3
7 4
9 6 7
6 8 1
4 3 2 5
7 2 9 3
8 7
2 6
1 5 7 2
Expert #4
4
9 5 1 7
1 2
7 5 1 8
8 3 2
3 1 6
6 4 2
9
7 3 5
Expert #5
7 5 9 2
1 4 5
5 2 3 7
3 8 2
6 3 4 8
1 3 6
8
9
Expert #6
7 3
7 2 1 6
5 2 8
8 4 9
6 1 8
2 3
3 7
8 7
3 1 2
Expert #7
1 6 7 5 3
5 1 2
7 6
1 7 3
2 3 5 6
2 8
7 1 9 5
3 8 4 2
Expert #8
7 6 3
1 2
8 7 4
9 7 3
2 9 4 5
5 2 9 6
6 3
8 2 1
7

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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