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Sudoku Generator
Generate printable Sudoku puzzles at any difficulty and grid size. Multi-puzzle books include a tappable index page and full answer keys.
Try another puzzle
Keep the logic practice going with another generator.
Make the worksheet useful
Choose, check, then download
Expert solvers deliberately looking for a minimal 17-clue starting grid.
Suggested workflow
- 1Use the preselected evil level only when advanced candidate work is familiar.
- 2Choose a large page size for notes.
- 3Test one puzzle before downloading a set.
Why this format
Seventeen givens make this the sparsest preset; the label reflects clue count, not a guaranteed solving-time estimate.
Sample PDF
A one-puzzle export is the safest way to assess this preset before making a set.