Models & Model Kits

Joytopiaminds Retro Steam Engine Model Kits, Balance-Type Alcohol-Powered Dual-Cylinder Hot Air Stirling Engine with Voltage Meter, LED Bulb & Cooling Fan for Physical Science Experiment Display Dual-Cylinder Balanced Design: Features symmetrical two-cylinder operation for smooth 2000+ RPM performance. Powers a generator to illuminate an LED bulb and activate a cooling fan, creating a captivating kinetic display Real-Time Power... Joytopiaminds Retro Steam Engine Model Kits, Balance-Type Alcohol-Powered Dual-Cylinder Hot Air Stirling Engine with Voltage Meter, LED Bulb & Cooling Fan for Physical Science Experiment Display