Activity & Learning Toys

Stylomira Steam Engine Model Kit That Works, Retro Vertical Steam Engine Model with Spherical Boiler Supports Load Expansion Educational Desktop Gift for Science Hobbyists 【Classic Vertical Design】：Retro vertical steam engine with a unique spherical boiler shows the charm of early mechanical engineering and steam power principles 【Real Working Model】：This model kit runs with real steam, supports load expansion and... Stylomira Steam Engine Model Kit That Works, Retro Vertical Steam Engine Model with Spherical Boiler Supports Load Expansion Educational Desktop Gift for Science Hobbyists