Use this quick tip to make custom rock molds for realistic model railroad scenery Want to make unique rock castings? Here’s an interesting method that was featured in the March 2002 Classic Toy Trains. Play-Doh, a children’s modeling toy, is a great one-time-use mold-making material. It’s water-soluble, easy to work with, and reproduces crisp details […]
DIY rock molds from Play-Doh
