{"product_id":"hot-air-engine-model-kit-with-rotating-mechanical","title":"Hot Air Engine Model Kit With Rotating Mechanical Music Box For Science Experiments And Educational Fun, Cool Wooden Base, Hands On DIY Motor Demonstration, Engaging STEAM Learning Toy","description":"\u003cdiv\u003eHot Air Engine Model Kit with Rotating Music Box for STEM\u003cbr\u003e\n✔️ Compact wooden base, aluminum parts, quartz glass cylinder; 1 pc kit \u003cp\u003eThis hands-on engine model combines a functional hot air engine with a rotating mechanical music box, mounted on a refined wooden base. It’s ideal for science classrooms, maker spaces, home labs, and desk displays.\u003c\/p\u003e \u003cp\u003e✅ Material: Metal + Wood + Quartz Glass\u003cbr\u003e✅ Product Dimensions: 100 x 100 x 70 mm (3.93 x 3.93 x 2.75 in)\u003cbr\u003e✅ Product Weight: 300 g\u003cbr\u003e✅ Package Dimensions: 115 x 115 x 115 mm\u003cbr\u003e✅ Package Weight: 385 g\u003cbr\u003e✅ Fuel: 95% (fuel to be prepared by user); avoid water, kerosene, gasoline, lighter oil, liquor\u003cbr\u003e✅ Starting Method: Place on horizontal surface, add two-thirds of fuel to lamp, ignite and heat for 30 seconds, then turn flywheel\u003cbr\u003e✅ Working Principle: Converts heat to work through cooling, compression, heat absorption, and expansion of air in the cylinder\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e💡 What is a hot air engine model used for in science education?\u003c\/p\u003e\n\u003cp\u003eThis handy, hands-on device helps learners visualize thermodynamics and engine cycles.\u003c\/p\u003e\n- See heat-to-work conversion in action for thermodynamics learning\n- Learn energy transfer and engine cycle concepts in hands-on demos\n- Handy for classrooms, science fairs, and home STEM projects\n\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":48154369229035,"sku":"VXB0DP7C75XH","price":554.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/71ofajrfV5L.jpg?v=1777333260","url":"https:\/\/vxb.com\/products\/hot-air-engine-model-kit-with-rotating-mechanical","provider":"VXB Bearings","version":"1.0","type":"link"}