Triple the excitement with the Lego City Helicopter, Fire Truck Submarine Remix set for kids who love to build and create. Each model comprises 3 modular parts that can be combined, allowing kids to mix and match to create an array of fun toy action vehicles. Delight young builders with this 3-model playset, which makes a great holiday gift or any-day treat for kids who love buildable action toys. This toy vehicle set features instructions in the Lego Builder app, where kids can save sets, track progress and zoom in and rotate models in 3D as they build.