Knights and Knaves Logic Puzzles for Adults and Teens: 100 Deduction Puzzles To Test Your Reasoning Skills Feline Puzzles, Press
Logic Puzzle Book for Adults Volume 2: 50 Easy to Hard Logic Grid Puzzles – The Real Brain Challenge Feline Puzzles, Press
Logic Puzzle Book for Adults Volume 1: 50 Easy to Hard Logic Grid Puzzles – The Real Brain Challenge Feline Puzzles, Press
Whodunit?! The Ultimate Detective Challenge – Deduction Logic Puzzles for Adults and Seniors: 50 Easy to Medium Difficulty Criminal-Themed Logic Grid Puzzles Feline Puzzles, Press