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! Shimmer Shark & Ocean Pals includes 140 Creatto pieces, a string of 100 LED lights, and assembly instructions to build a shark, octopus, seagull, and fish, but the possibilities are limited only by your imagination! What will you create? Lights powered by USB cable; USB power adapter not included. Suitable for ages 8 and up. About Creatto: MAKE: Each Creatto kit consists of just two primary building components that easily weave together into countless different creations! PLAY: Once your creation is complete, enjoy it as you play! It becomes a prop for carrying out infinite adventures and storylines. DISPLAY: our Creatto doubles as a piece of artwork. Display it in your room and let it showcase your creativity and individuality! The string of LED lights makes for a particularly striking sight!