Logic Games Workbook: An illustrated Collection of Logic Grid Puzzles for Kids 8-12 (Logic Games for Smart Kids) Unicorn Books
Mystery Puzzles and Logic Riddles: An Illustrated Collection of Deduction Games for Young Detectives (Logic Games for Smart Kids) Unicorn Books
The Ultimate Logic Grid Puzzle Book for Adults, Volume 2: Another 100 Fun and Challenging Puzzles (Logic Puzzles – The Ultimate Collection) Unicorn Books