395 books • 47 series
Book #1: 400 Real Sudoku from Easy to Expert.
Book #3: Classic 400+ Sudoku X Diagonal.
Book #6: 400 Original Sudoku 12x12
Book #7: 400 Sudoku 12x12.
Book #8: Classic Sudoku
Book #1: 1,000 + Sudoku Classic 6x6
Book #2: 1,000 + Sudoku Classic 8x8
Book #3: 1,000 + Sudoku Classic 9x9
Book #4: 1,000 + Sudoku Classic 10x10
Book #5: 1,000 + Sudoku Classic 12x12
Book #1: Hoshi Sudoku. Ready?
Book #5: Hoshi Sudoku. Are You Ready?
Book #1: 1,000 + sudoku jigsaw 6x6
Book #12: 1,000 + sudoku jigsaw 8x8
Book #17: 1,000 + sudoku jigsaw 9x9
Book #25: 1,000 + sudoku jigsaw 10x10