The Hardest Logic Workbook for Gritty Kids: Spatial Reasoning, Math Puzzles, Word Games, Logic Problems, Focus Activities, Two-Player Games. (Develop … & STEM Skills in Kids Ages 10, 11, 12.) Allbaugh, Dan
Logic Theme Park: A Brain Game Puzzle Adventure: A Thrilling Collection of Word Logic Puzzles for Clever Kids & Sharp Teens (A Brain Game: Logic Puzzle Adventures) F. H., McLEOD
Ultimate Travel Activity Book For Girls Ages 8–12: Logic Puzzles for Smart Kids – Brain Teasers, Travel Games, Math Fun & Creative Challenges Stanford