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 140 Creatto pieces and a string of 100 LED lights, you can build a shark, octopus, seagull, and fish. Lights powered by USB cable; USB power adapter not included. Suitable for ages 8 and up. 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! Each Creatto kit includes assembly instructions for four different configurations, but the possibilities are limited only by your imagination. Add strings of colored LED lights to illuminate your works of art from the inside out. What will you create? Lights powered by USB cable; USB power adapter not included. Suitable for ages 8 and up.