Building Blocks, Train By the Castle. A Train Set with Battery Operated Locomotive, Lights and Sound Motorized train with a coach car that provides hours of fun. 80 pieces - improve fine motor skills and help develops creativity. Battery operated locomotive with lights and sound. Includes 4 different figurines that can sit, stand and turn their heads, infinity shaped railroad track and much more. Locomotive requires 3 "aa" batteries. Batteries not included.