Activity & Learning Toys

NULA Vertical Steam Engine Model Kit that Works, Steam Boiler Model forShip Steam Engine Model Physical Science Engine Toy for Adults Teens, Ideal for Engine Enthusiasts Collectors 【Dimensions and Capacity】: The boiler has a height of 260mm, diameter of 85mm, and length of 120mm, with a valve pressure of 0.5MPa and a capacity of 230ml, making it compact yet powerful for small steam engines. 【High-Quality Materials and... NULA Vertical Steam Engine Model Kit that Works, Steam Boiler Model forShip Steam Engine Model Physical Science Engine Toy for Adults Teens, Ideal for Engine Enthusiasts Collectors