Features: -These creatively themed blocks inspire creativity and imagination in children. Imagine you were at a construction site with various missions to accomplish. Build your own squad including a Bulldozer, Dump Truck, Deep Plow, Cement Truck, Crane Truck, Road Roller, Fork Lift Truck, Excavator, Tow Truck and Tower Crane. - The 10 commonly seen engineering vehicles are specially designed with a patented joint that allows slight adjustment for active play. - In this series, the cube is the main component and the 6-sided assembly makes it quick to assemble and take apart using just a slight twist. Furthermore, assembly enables most variations in a 3D concept. Learning Skills: - This product provides the ability for children to learn the concept of 3D spaces and the relation between the blocks - Improves children's cognitive and creative abilities Age: 3+ Size: 15L x 15W x 29.5H cm What's in the box 120 Pieces to build 10 different heavy vehicles models