Math Bafflers, Book 1: Logic Puzzles That Use Real-World Math, Grades 3-5

Math Bafflers, Book 1: Logic Puzzles That Use Real-World Math, Grades 3-5

Math Bafflers, Book 2: Logic Puzzles That Use Real-World Math, Grades 6-8

Another Logic Workbook for Gritty Kids: Spatial Reasoning, Math Puzzles, Word Games, Logic Problems, Focus Activities, Two-Player Games. (Develop ... & STEM Skills in Kids Ages 8, 9, 10, 11, 12.)