: Easy to follow instructions to build this 44 pieces set with train tracks that spans over 6 feet in length and that runs with rhythmic sounds and lights : Made of quality ABS material that is safe and durable - Enjoy building the kids train set together and creating priceless memorable moments : Help develop your child’s motor skills and problem solving capabilities. Engaging activity in which they feel immersed, entertained and proud of having constructed a toy train set from scratch. Teaches you how to start with a set of building blocks to create a finished product. : If you want something that will make them think you're awesome and will benefit them, then you really can't go wrong with these electric train sets for kids