Models & Model Kits

Joytopiaminds Stirling Engine Model Kit, All Metal Twin Cylinder Stirling Engine with Alcohol Lamp for Physical Science Experiment Display Live Thermodynamics Demo: Operates on Stirling cycle principles to visibly demonstrate heat-to-motion energy conversion. Features opposed twin-cylinder design with brass flywheel for authentic mechanical motion Premium Metal DIY Kit: Assemble with... Joytopiaminds Stirling Engine Model Kit, All Metal Twin Cylinder Stirling Engine with Alcohol Lamp for Physical Science Experiment Display