520 books • 20 series
Sudoku 8 x 8 -250 Skyscraper Diagonal Puzzles - Hermit - Bronze (8 X 8 Pitstop, #46)
Sudoku 8 X 8 - 250 Skyscraper Diagonal Puzzles - Hermit - Silver (8 X 8 Pitstop, #47)
Sudoku 8 X 8 - 250 Skyscraper Puzzles - Diagonal - Gold (8 X 8 Pitstop, #42)
Sudoku 8 x 8 - 250 Even - Odd Puzzles - Hermit - Gold (8 X 8 Pitstop, #36)
Sudoku 8 X 8 - 250 Even - Odd Puzzles - Anti - Knight - Bronze
Sudoku 8 X 8 - 250 Even - Odd Puzzles - Diagonal - Bronze
Sudoku 8 X 8 - 250 Even - Odd Puzzles - Hermit - Silver
Sudoku 8 X 8 - 250 Even - Odd Puzzles - Anti - Knight - Gold
Sudoku 8 X 8 - 250 Even - Odd Puzzles - Diagonal - Gold
Sudoku 8 X 8 - 250 Even - Odd Puzzles - Diagonal - Silver
Sudoku 8 X 8 - 250 Even - Odd Puzzles - Anti - Knight - Silver
Sudoku 8 X 8 - 250 Even - Odd Puzzles - Hermit - Bronze
Sudoku 8 x 8 - 250 Killer Puzzles - Hermit - Gold (8 X 8 Pitstop, #24)
Sudoku 8 X 8 - 250 Killer Puzzles - Anti - Knight - Bronze
Sudoku 8 X 8 - 250 Killer Puzzles - Hermit - Silver
Sudoku 8 X 8 - 250 Killer Puzzles - Anti - Knight - Silver
Sudoku 8 X 8 - 250 Hikaku Diagonal Puzzles - Bronze
Sudoku 8 X 8 - 250 Killer Puzzles - Hermit - Bronze
Sudoku 8 X 8 - 250 Hikaku Hermit Puzzles - Silver (8 X 8 Pitstop, #17)
Sudoku 8 X 8 - 250 Hikaku Hermit Puzzles - Gold (8 X 8 Pitstop, #18)
Sudoku 8 X 8 - 250 Killer Puzzles - Anti - Knight - Gold
Sudoku 8 x 8 - 250 Hikaku Hermit Puzzles - Bronze (8 X 8 Pitstop, #16)
Sudoku 8 X 8 - 250 Hikaku Diagonal Puzzles - Gold (8 X 8 Pitstop, #27)
Sudoku 8 X 8 - 250 Hikaku Diagonal Puzzles - Silver (8 X 8 Pitstop, #26)