The first STEM building toy system for toddlers, Grippies combines tactile exploration, magnetic play and an introduction to the basic principles of engineering and geometry. Grippies unique, magnetic rod and ball configuration provide a secure, frustration-free set of construction options as children first discover the joy of building. Unique in concept and design, Grippies provide a fun, safe and exploratory experience for toddlers. The 20 piece set features 4 soft matte textures in exciting bright colors. Suggested age: 18 mos. + 2017 Toy of the Year Finalist (TOTY)! Open-ended soft magnetic STEM building toy for toddlers, ages 18 mos. +. 20 piece set includes over-sized soft plastic rods and balls, with 4 unique soft-touch textures. Provides introduction to engineering. Combines tactile exploration with magnetic play. Material: Soft plastic over-molded ABS plastic rods and metal balls.