This homemade clay recipe only takes two ingredients and 10 minutes! 2 Cups of Baking Soda, 1 Cup of Corn Starch, 1& 1/2 Cups of Cold Water. it is so much cheaper than the store bought model magic!! Air dries and can be painted.
Skip Lyuk's layout - saving the best for (very) last at the 2012 NMRA Convention | Model Railroad Hobbyist magazine | Having fun with model trains | Instant access to model railway resources without barriers