Handson thermodynamics learning: this engine model provides practical, tangible exploration of thermodynamics, helping learners understand concepts through direct observation and interaction. Temperaturedifference powered: demonstrates how temperature differences drive engine operation, making heat transfer and work more visible and intuitive. Designed for educators and learners: suitable for teachers, students, science enthusiasts, and anyone interested in understanding thermodynamics. Durable construction: crafted with good materials and a stable structure, supporting repeated use in educational and scientific experiments. Classroom demonstration: ideal for showing core thermodynamics principles during lessons, with a clear, visual representation of how temperature gradients influence motion. Student lab project: supports inquirybased learning where students observe, record, and compare the effects of different temperature differences on engine behavior. Science fair or group study: useful for presenting a handson project about energy transfer and thermodynamics, encouraging discussion and analysis.