DOLIVE 5 in 1 STEM Robotics Kit, Building Block Set for Kids Ages 8-14, Remote Control and App Controlled Robot/Tank/Transporter/Scout/Engineering Vehicles, Birthday Gift for 8 9 10 11 12+ Years Old

5-IN-1 MODELS BUILDING SETS: This STEM kit can be built into 5 different models: Robot, Tank, Transporter, Scout, and Engineering Vehicle. With the included step-by-step instructions, your child can learn through play and develop logical thinking skills
Remote Control & App Programming: Use the included remote control or download the mobile app to program and control the vehicles. The app features a user-friendly interface that introduces kids to basic coding concepts, making it a useful STEM learning tool
Precision Gear Linkage & Stable Structure: Equipped with a precision gear transmission system, the building kit features adjustable pitch and flexible joints, designed for smooth and stable driving and operation