This 81-piece model of a working pneumatic engine runs on air pressure. Use an ordinary inflated balloon and watch the pistons and gears begin chug-chugging along like old locomotive steam engines. Safe and fun for all ages!
wooden self-propelled models. Best for all occasion gifts and family projects. Smart and engaging hobby.
6.4 x 3 x 3.9 inches
14.6 x 5.5 x 1.2 inches
I bought this for my daughter to play with. She had a lot of fun building it and then playing with it after. Quick Tip, if you dont have wax, use chap stik. It seemed to work just fine.