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 41 Creatto pieces and a string of 20 LED lights, you can build a polar bear, baby seal, snowflake, and a funny snowboarding polar bear. Battery-powered lights require 2 AA batteries. Batteries not included. Suitable for ages 8 and up. Details: White and blue 7.8" x 1.8" x 7.8" package size Includes 41 Creatto pieces and 20 LED lights Requires 2 AA batteries (sold separately) For ages 8 and up