Little Treasures 3D Puzzle Ball, Educational Toy, Mental Stimulation for Kids,4 Colors Mental stimulation: Improve childrens logical thinking ability and gives them the opportunity to work with something hands-on, in the real world rather than the tiny virtual world that exists in their devices. Early educational learning: Training kids hand-eye coordination, cultivate their patience and concentration. Great combination of fun and learning: Test your childs critical thinking, visual perception and spatial reasoning skills. Learning about spatial reasoning and dimensionality has never been so fun. Multiple colors: Green, blue, yellow, and red, are bright and primary colors that engage children and add another layer of learning to the puzzle process. Material: Made from eco-friendly ABS plastic, the 3D puzzle ball is non-toxic and lightweight.