Develop Fine Motor Skills: Provides a vivid multi-sensory experience with LED lights and music. Assembling the toy not only brings more fun but also helps develop fine motor skills and encourages hands-on learning in children. Enjoy quality bonding time and enhance parent-child interaction. Valuable Set: Our Roller Coaster Toy features a creative design including 1 cartoon cardboard, 3 roller coaster tracks, 1 musical staircase, and 3 cute duck or dinosaur figures. Outstanding Durability: Made from high-quality ABS materials, this roller coaster toy offers excellent durability and resistance to wear. Its sturdy and eco-friendly construction withstands active play, providing long-lasting fun without deformation or damage. Unique Present: Build and enjoy the excitement of a custom roller coaster experience. This gift is ideal for birthdays, Christmas, Halloween, and other special occasions. Children aged 3 and up can explore creativity and enjoy hours of interactive play with family and friends. Simple to Use: With battery and USB power options, the roller coaster car moves smoothly along the track, delivering an engaging play experience. The fun element of the figure climbing the stairs adds extra excitement for kids.