Printable Expert Sudoku

Set ztla4d. 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 1 9 6
6 8 4
4 6
7 4 6
5
3 8 5 7
2 1
7 3 8
2 1
Expert #2
3 9 7
4 5 3 1
6 9 2
7 8
4 5 2
9 6
4 6 1 8
1 3
Expert #3
6 9 8
5 1 6 9 4
8 7 2
9 2 3 6
4 8
8
1 6
4 5
7 9 6
Expert #4
4 3 1 8
3 2
9 6 7
9 7 6 1
5 4 8 7
6
6 8 4
2 5
1 7
Expert #5
8 3 5
6 2 1
9 4 8
1 6 4
9 7
5 1
8 9
4 1 2
3 5 6
Expert #6
2 5 7
6 8 9
5 1
6 4 3
3 8 2 7
5 1 7
2 6
9 6
4 9
Expert #7
3 9 1 5
1 3 4 6
6 5 8 3
3 9
5 9
1 6 7
3 8
2
4 2 5
Expert #8
3 4
2 6 1
2 6
7 4
9
8 9 7 5
3 1 7
2 5 3
4 1 2

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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