- Large Print Sudoku: 200 Medium and Hard Sudoku Puzzles for Adults with Solutions (9x9 Medium & Hard Sudoku)
- Large Print Sudoku: 200 Very Hard and Extreme Sudoku Puzzles for Adults with Solutions (9x9 Diabolical Sudoku)
- Large Print Killer Sudoku: 200 Hard Killer Sudoku Puzzles for Adults (9x9 Hard Sudoku)
- Large Print Sudoku X: 200 Medium Sudoku X Puzzles for Adults with Solutions (9x9 Medium Sudoku)
- Large Print Killer Sudoku: 200 Medium to Hard Killer Sudoku Puzzles for Adults (9x9 Medium & Hard Sudoku)