Cody’s Workshop Episode 37 By Faith Finfrock | May 20, 2019 | Last updated on November 7, 2022 Email Newsletter Get the newest photos, videos, stories, and more from Trains.com brands. Sign-up for email today! Get Updates Work on Cody’s HO scale structure kit continues. In this episode, he shows how to make a template for the roof, and then prep and paint the exterior walls.