Printable Expert Sudoku

Set 1ts8u1r. 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 5 8
6
5 4
3 8
5 6 7
4 7 9
3 4 1
2 9 1
1 6 2
Expert #2
8 2 6
2 5
4 3
3 9
1 2 6 8
4 1 5
4 7 1
5 7 3 1 9
9
Expert #3
6 8 9
7 5
8
3 1 5
2 8 6
4 5 9
8 1 7
9 1
6 4 8
Expert #4
6 3 4
5 2
7 2 8 1 9
9 3
2 6 5
8 7
5 1 3
9 2
6 4 1
Expert #5
3 7 4 2
1 5
9 3 6 4
7 4 2
2 9 5
9 2 3 8
7 6
5 8
4 1
Expert #6
4 7 2
5 2
4 8
1 5 3
8 6 7 5 1
1
5 1 8
4
3 8 9 7 4
Expert #7
3
4 1 2
5 2 9 7
6 5 2
7 8 4 9
9 1
7 3 8
3 5
1 4
Expert #8
2 8
1 4 9
3 4 9 2
5
5 4 9
9 5 7 3
8 1
4 6
6 2

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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