114 books • 45 series
The Book of Word Searches (The Book of Word Searches, #1)
The book of Number Searches (The Book of Number Searches, #1)
The Massive Book of Kakuro (The Massive Book of Kakuro, #1)
The Massive Book of Jigsaw Sudoku (The Massive Book of Jigsaw Sudoku, #1)
Difficult Nurikabe book (Difficult Nurikabe Book, #1)
The Largest Sudoku Book in The World (The Largest Sudoku Book in the World, #1)
Consecutive Sudoku Compendium
Easy Samurai Sudoku
Word Fill-In Puzzles (Word Fill-In Puzzles, #1)
Number Fill-in Puzzles
Loco Sudoku
Trigons book (Trigons Book, #1)
Double Samurai Sudoku Harakiri (Double Samurai Sudoku Harakiri, #1)
Difficult Sudoku Book
Art of Coloring (Coloring Books for Adults, #2)
Non-Consecutive Sudoku Compendium (Non-Consecutive Sudoku Compendium, #2)
Random Griddlers Picross Nonograms Hanjie (Random Griddlers Picross Nonograms Hanjie, #1)
Number Fill-Ins (Number Fill-Ins, #1)
Artistic Coloring Patterns (Coloring Books for Adults, #1)
Killer Sudoku Compendium (Killer Sudoku Compendium, #2)
Zero Killer Sudoku (Zero Killer Sudoku, #2)
Super Samurai (Super Samurai Sudoku, #2)
Multi Sudoku Samurai (Multi Sudoku Samurai, #1)
Frame Sudoku (Frame Sudoku, #1)