Series:

Killer Sudoku

12 primary works

Book 1

Cover of Killer Sudoku Puzzles - Easy 200 vol. 1

Book 2

Cover of Killer Sudoku Puzzles - Medium 200 vol. 2

Book 3

Cover of Killer Sudoku Puzzles - Hard 200 vol. 3

Book 9

Cover of Killer Sudoku Puzzles - Easy to Expert 400 vol. 9

Book 10

Cover of Killer Sudoku 9x9 Puzzles - Easy to Medium 200 vol. 10

Book 17

Cover of Killer Sudoku Puzzles - 200 Hard to Expert 9x9 vol.17

Book 21

Cover of Puzzles for Brain - Killer Sudoku 200 Easy to Medium Puzzles 10x10 vol.21

Book 22

Cover of Puzzles for Brain - Killer Sudoku 200 Medium to Hard Puzzles 10x10 vol.22

Book 23

Cover of Puzzles for Brain - Killer Sudoku 200 Hard to Expert Puzzles 10x10 vol.23

Book 24

Cover of Puzzles for Brain - Killer Sudoku 200 Easy to Expert Puzzles 10x10 vol.24

Book 25

Cover of Puzzles for Brain - Killer Sudoku 400 Easy to Medium Puzzles 10x10 vol.25

Book 28

Cover of Puzzles for Brain - Killer Sudoku 400 Easy to Expert Puzzles 10x10 vol.28