Build three different vehicles from just one set of mix-and-match parts with the 1-2-3 Build It! Rocket-Train-Helicopter from Learning Resources. In addition to encouraging imaginative and vocabulary skills, the vehicles of the 1-2-3 Build It! Rocket-Train-Helicopter develop fine motor skills and understanding of early engineering concepts through hands-on building. There's even a kid-sized play wrench that helps kids get started down the path towards using real tools and problem-solving skills.