395 books • 47 series
Smart Sudoku 400+ puzzles VARIETY ( Hard to Very Hard levels) (Variete Classic Sudoku, #16)
Smart Sudoku 400+ puzzles VARIETY ( Medium to Hard levels) (Variete Classic Sudoku, #15)
400+ puzzles VARIETE Easy - Medium levels Calcudoku Killer Jigsaw Numbricks Chain (Variete Classic Sudoku, #14)
400 + VARIETE Very hard levels Calcudoku - Killer Jigsaw Numbricks - Chain. (Variete Classic Sudoku, #13)
400 + puzzles VARIETE Hard levels Calcudoku - Killer Jigsaw - Numbricks - Chain. (Variete Classic Sudoku, #12)
400 + puzzles VARIETE Medium levels Calcudoku - Killer Jigsaw - Numbricks - Chain. (Variete Classic Sudoku, #11)
400 + puzzles VARIETE Easy levels Calcudoku - Killer Jigsaw - Numbricks - Chain. (Variete Classic Sudoku, #10)
400 + puzzles VARIETE Calcudoku - Killer Jigsaw - Numbricks - Chain. (Variete Classic Sudoku, #9)
Сlassic 400 + Killer Hard - Very hard levels sudoku 12 x 12 (Killer Classic Sudoku 12x12, #8)
Сlassic 400 + Killer Medium - Hard levels sudoku 12 x 12 (Killer Classic Sudoku 12x12, #7)
Сlassic 400 + Killer Easy - Medium levels sudoku 12 x 12 (Killer Classic Sudoku 12x12, #6)
400 Variete Sudoku 9x9 - Hard - Cool Mix of Puzzles + Bonus + Surprise (Variete Classic Sudoku, #4)