Modern golden low temperature Stirling engine that combines a textured metallic look with visible moving parts for classroom demonstration and decorative display. Key benefits Clear demonstration of heat to motion: Converts a temperature difference into mechanical rotation, making thermodynamic principles tangible and easy to observe. Easy to operate: Place the engine on a cup of hot water, preheat for 30 seconds to 1 minute, then turn the flywheel clockwise. The engine will begin to rotate automatically. Attractive and durable construction: Finished in a striking golden tone and crafted with materials and precise workmanship for smooth operation and a bright, eye catching appearance. Engaging for learners: Ideal for teaching basic physics concepts, reinforcing lessons on temperature difference and energy conversion, and encouraging hands on exploration. Important attributes Function: Low temperature Stirling engine that runs on small temperature differences to produce mechanical motion. Heat source compatibility: Designed to run on a cup of hot water and other similar low temperature heat sources suitable for tabletop demonstrations. Materials and finish: Made from quality components with an eye catching golden finish and finely made parts for reliable, smooth rotation. Performance: Quick start after brief preheating; the flywheel rotates automatically once operating temperature is reached. Practical use scenarios Classroom demo: Use in physics lessons to show real time conversion of heat energy into mechanical energy and to illustrate concepts such as thermal expansion and cycles. Science fair or project: A compact, visual exhibit for student projects that demonstrates basic thermodynamics in a hands on way. Desk display and conversation piece: Place on a cup of warm water for a short demonstration to entertain visitors and spark interest in engineering and science. This Stirling engine is a simple, reliable tool for education and display that makes abstract energy concepts accessible through direct observation and interaction.