An adventure beyond ready to run often starts with a rolling stock kit. When working with British outline narrow gauge in 4mm scale this has been a necessity before the advent of the Peco Lynton and Barnstable rolling stock...
Building a plastic kit is an excellent learning experience, especially if it's a well designed and explained example. The Meridian Models Talyllyn coach No.4 is a simple and well designed example that is cleanly moulded with little flash on the injection mouldings.