Creatto is a simple yet versatile building system that consists of just two primary components that can be woven together into countless 3D creations. The flexible yet durable plastic tiles interlock quickly and easily for all skill levels; no additional materials or hardware required!With 150 Creatto pieces and a string of 30 LED lights, you can build an adorable German shepherd puppy, a terrier puppy, a pit bull puppy, and a dachshund puppy. Battery-powered lights require 2 AA batteries (not included). Suitable for ages 8 and up.