The Mould King 17081 Remote Control Tractor Yellow Truck is a building block toy set designed for ages 14 and up. This stacking blocks set allows users to create their own designs through the Build & Design Mosaic Puzzle feature. With the MOC - My Own Creation aspect, children can unleash their creativity and imagination while constructing their own unique creations. This educational toy set is part of the Mould King product line, offering a fun and engaging building experience for young builders.