99 books • 14 series
Book #2: Easy Sudoku Travel Games And Solutions
Book #1: Extreme Sudoku
Book #1: Hard Sudoku Travel Games And Solutions
Book #1: Hard Sudoku
Book #2: Large Print Wordsearch
Book #1: 50 Large Print Wordsearch Puzzles
Book #1: Fifty Blank Sudoku Puzzle Grids
Book #2: One Hundred Blank Sudoku Puzzle Grids
Book #3: Two Hundred Blank Sudoku Grids
Book #4: Fifty Blank 16 Number Sudoku Grids
Book #5: 100 Blank 16 Number Sudoku Grids
Book #2: Sudoku 101 Book 2
Book #5: Sudoku 101 Book 5
Book #6: Sudoku 101 Book 6
Book #7: Sudoku 101 Book 7
Book #1: Sudoku Super 16