Logic Grid Puzzles & Other Games: A Fun and Challenging Logic Workbook for Kids 8-12 (Logic Games for Smart Kids) Unicorn Books
Logic Puzzles for Kids 8-12: Challenging and Fun Logic Grids, Brain Teasers, and Other Puzzles to Improve Logic Skills while Having a Blast (Logic Games for Smart Kids) Unicorn Books
Logic Grid Puzzles: An Illustrated Collection with Facts from the Real World (Logic Puzzle Books for Adults) Unicorn Books
The Ultimate Logic Grid Puzzle Book for Adults, Volume 3: 100 Fun and Extra Challenging Puzzles for Advanced Solvers (Logic Puzzles – The Ultimate Collection) Unicorn Books