Killer basics
Cages and sums, nothing else. A good place to start.
- Small Sums by Sudoku·AD · Killer sudoku · 9×9
- Gentle Arithmetic by Sudoku·AD · Killer sudoku · 9×9
- Gentle Reckoning by Sudoku·AD · Killer sudoku · 9×9
- Gentle Division by Sudoku·AD · Killer sudoku · 9×9
- Soft Sum Total by Sudoku·AD · Killer sudoku · 9×9
- Soft Tally by Sudoku·AD · Killer sudoku · 9×9
- Easy Cages by Sudoku·AD · Killer sudoku · 9×9
- Easy Partition by Sudoku·AD · Killer sudoku · 9×9
- Easy Accounts by Sudoku·AD · Killer sudoku · 9×9
- Cage Work by Sudoku·AD · Killer sudoku · 9×9
- Steady Cages by Sudoku·AD · Killer sudoku · 9×9
- Steady Partition by Sudoku·AD · Killer sudoku · 9×9
- Steady Accounts by Sudoku·AD · Killer sudoku · 9×9
- Middle Arithmetic by Sudoku·AD · Killer sudoku · 9×9
- Middle Reckoning by Sudoku·AD · Killer sudoku · 9×9