Perfect design: Car adventure playsets can be operated with 6 buttons to complete 9 different challenges. The main engine, trajectory, rotary rod, signal light, crane must be attached to the main engine. The color is bright, the texture is firm and rounded, flat and burr-free. Built-in mechanical linkage track, inertial vehicle track, no battery required High quality: Made of high-quality ABS material, eco-friendly, non-toxic and durable How to play: This product is a fun and perfect toy to train children's comprehensive ability. No batteries required. Kids can overcome challenges by pressing buttons to guide toy cars through obstacles. Buttons for lifting or lifting the car, handles for pulling off the axle, handles for lifting the car with a crane. Kids can navigate obstacles with a toy car at the push of a button to complete each challenge. It stimulates children's imagination, logical thinking and cognitive abilities. It also stimulates children's imagination and improves problem-solving teamwork skills. Parents can be with their children and develop a parent-child relationship Perfect gift: Toy racing truck sets are great gifts for kids aged 3 and up. The set is suitable for indoor or outdoor games. The perfect gift for holidays, birthday parties and holidays