Features:1. Trainning Hands-on ability: Kids can assemble the orbit by themselves, free to assemble, improving kid's imagination and hands-on ability.2. Improving Parent-child relation: Parents can play this roller coaster assemble set with kids, through the set, parents and children may build a more intimate relations, fixing up the a little bit alienated relation caused by the work or other.3. Comes with a car. 4. Excellent Workmanship: Made of premium quality materials, durable and resistant to use.5. Novelty appearance, easy and safe to operate.6. Great Gift: It is a great gift set for kids, Make children laugh as they play and elevate their experience to a whole new level.