Fewer empty cells
Simple sudoku
Simple here means an easy clue pattern, not a different rule. Rows, columns, and boxes still use 1–9 once.
Wednesday, September 9, 2026 · easy
0:00
Start with singles
Look for a box that is almost full. The last empty cell is usually forced — that is the whole method on an easy board.
Questions
- Is simple the same as 4×4?
- No. This is a full 9×9. For a tiny grid, open 4×4 sudoku.