Description:1AUTOMATIC DRAWING DEVICE - The newest and easiest way to draw 64+ unique geometric shapes and art patterns with an automatic arm rotator, interchangeable gears, and drawing board tailor-fit to decagonal papers. You'll never know what you'd get.2REWARDING ART, SCIENCE, & INVENTION - An innovative arts and crafts kit & STEM educational toys for kids 8-13 years old that opens an endless road for creativity, physics, math, and mechanics exploration.3REAL STEM LEARNING - While other companies 'claim' their top kid's are 'STEM focused', our proven methodology brings Science, Technology, Engineering, and Math to life, with open-ended exploration that teaches symmetry and spatial reasoning.4PERFECT DIY GIFT - Among the best kids educational toys and the ultimate building kit for awesome parents who love to spend learning & leisure time with their tinkering kids, comes with an easy-to-follow, visual guide and durable gears.