Printable Expert Sudoku

Set 1mr25bv. 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
7 3
5 3 4 2
8 5 7
9 5 2 1
2 9 8
4 3 8
1
1 5
9 8 4
Expert #2
9 1 8
8 9 7
1 3 5 4
2
2 8 3 7
8 4
2 9 5 1 7
3
7 4 6
Expert #3
6 2
3 5 8 7
2 1 9
9 5 7 2
6 8
7 3
6 7 4 8
4 3 6
1
Expert #4
3 5
9 1
7 8 1
2 9 7
8 1 3
9 4 8 6
3 7
4 8 3
6 4
Expert #5
5 4 9
3 4
8 7 1
9 4
2
7 6 5 3
6 8
5 4 3
7 1
Expert #6
8
4 3
5 7 4 9
3 6 9 2
2 9
4 8 1
2 1 3 5
1 5
6 2
Expert #7
9 6
1 5 2 8
6 1
4 3
6 8 9
4 1 5
9 2 3
4 7
3 9 8
Expert #8
2 7 6
8 1 5
3 1
5
8 2
2 5 3 4
7 9 8
1 3 7
6 3

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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