Logic Wiz Sudoku
Sudoku trainer that teaches solving techniques — get hints that explain Naked Singles, Hidden Singles in rows/columns/boxes, with a technique tally and pencil-mark notes
Input
Logic Hint
Logic Wiz Sudoku
A Sudoku trainer focused on teaching logical solving techniques. Unlike a basic Sudoku, Logic Wiz hints don't just give you the answer — they explain why the answer is forced and tally each technique you used.
Techniques Detected
- Naked Single — a cell with only one possible candidate.
- Hidden Single (Row) — a digit that fits only one cell in a row.
- Hidden Single (Column) — same for columns.
- Hidden Single (Box) — same for 3×3 boxes.
Controls
- 1–9 place number
- N toggle pencil-mark notes
- ⌫ / Del / 0 erase
- ↑ ↓ ← → move selection
Generation guarantees a unique solution. Show candidates auto-pencils every cell's legal options. Check errors highlights any cells that contradict the hidden solution.
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