[Unpack Toys] Easy to Assemble and Cooperate with Instructions, Install Different Parts in Place, Which Can Improve Hand-Eye Coordination Ability and Exercise Thinking, and Promote Team Cooperation. Use Hands and Brains to Explore the Fun of Disassembly and Assembly [Interesting Details] This Toy Contains a Wealth of Props, Which Can Help Carry out Engineering Simulation. At the Same Time, There Are Many Small Details That Can Increase the Fun of Toys. for Example, the Container of the Car Body Can Be Opened as a Parking Lot, the Cockpit Can Be Opened, the Tower Can Be Lifted and Lowered Freely, Etc. You Can Experience the Fun of Engineering Work More Truly through These Operations. [High Quality] Made of Strong and Non-Toxic ABS Material with Smooth Edges and Proper Size. Special High Quality Mobile Vehicles Can Endure Rough Play.