Classic warm-ups
Plain sudoku, no extra rules, from gentle to firm.
- First Light by Sudoku·AD · Classic sudoku · 9×9
- Gentle Quiet Hour by Sudoku·AD · Classic sudoku · 9×9
- Easy Open Water by Sudoku·AD · Classic sudoku · 9×9
- Kind Wide Sky by Sudoku·AD · Classic sudoku · 9×9
- Calm Long View by Sudoku·AD · Classic sudoku · 9×9
- Second Wind by Sudoku·AD · Classic sudoku · 9×9
- Steady Quiet Hour by Sudoku·AD · Classic sudoku · 9×9
- Middle Fair Weather by Sudoku·AD · Classic sudoku · 9×9
- Fair Level Ground by Sudoku·AD · Classic sudoku · 9×9
- Even Long View by Sudoku·AD · Classic sudoku · 9×9
- Stiff Quiet Hour by Sudoku·AD · Classic sudoku · 9×9
- Stiff Low Tide by Sudoku·AD · Classic sudoku · 9×9
- Deep Plain Sight by Sudoku·AD · Classic sudoku · 9×9
- Deep Long View by Sudoku·AD · Classic sudoku · 9×9
- Stiff Morning by Sudoku·AD · Classic sudoku · 9×9