Versatile 2-in-1 Robot & Racing Car Building Kit: Explore endless possibilities with our 901-piece building blocks set that transforms into a dynamic robot or a racing car. Unleash your child's creativity as they embark on an exciting of constructing their own RC robot or car using bricks, fostering curiosity and imaginative play.Dual Control Methods: ,Take command with two control options. Utilize the wireless remote control (requires 2 1.5V AAA batteries) for maneuvering or leverage the smartphone app via Bluetooth. The app boasts 4 engaging modes, including remote control, programming, path and gyroscope modes, with a remote control distance of approximately 20-30 meters.Ideal Gift for Young Explorers: Our remote-controlled building robot and car make exceptional gifts for indoor and outdoor entertainment. Whether it's Christmas, birthdays, Children's Day, or other celebrations, this toy is perfect for children aged 8 9 10 11 12 13 14. both boys and girls to into mechanics and engineering, igniting a passion for learning.Safety Meets Quality: Crafted from premium non-toxic ABS plastic, our building kits prioritize safety, durability, and environmental consciousness. Compliant with ASTM and CPSIA standards, the smooth and rounded design ensures children's well-being. The building blocks maintain consistency, compatibility, and easy connection, promising a secure playtime experience.TEM Robotics for Growing Minds: Empower young learners with STEM education through our robot and car building blocks. This interactive toy introduces coding concepts and encourages exploration in math, science, technology, and engineering. Enhance hand- coordination, problem-solving skills, and teamwork, fostering creativity and development. The DIY design offers an enjoyable and challenging building experience, promoting a deeper understanding of teamwork.