Thomas the Tank Engine TrackMaster Railway includes motorized engines, trains, buildings, and complete playsets. Thomas the Tank Engine TrackMaster is easy for preschoolers to operate by pushing them along or flipping a switch to watch them chug around. Made of durable plastic with easy to connect track makes it fun and simple to put together. Manufactured & distributed by Fisher Price. They are compatible with both the original Trackmaster and Tomy (Tomica) battery powered railway "Trackmaster" systems.