{"product_id":"4-cylinder-engine-model-kit-for-kids-8-14-stem-diy-assembly-with-pistons","title":"4-Cylinder Engine Model Kit for Kids 8-14, STEM DIY Assembly with Pistons","description":"\u003ch3\u003eAbout this item\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eWORKING 4-CYLINDER ENGINE MODEL — SEE REAL MECHANICAL MOTION Build a compact four-cylinder engine model with moving pistons and a crankshaft. When the motor runs, kids can clearly see how mechanical motion works, turning basic engineering ideas into visible action.\u003c\/li\u003e\n\u003cli\u003eHANDS-ON STEM BUILD — ASSEMBLE IT YOURSELF Kids build the engine step by step using pistons, connecting rods, gears, and frame parts. The process encourages patience, problem-solving, and hands-on learning far beyond a simple snap-together toy.\u003c\/li\u003e\n\u003cli\u003eCOMPACT DESKTOP-SIZE MODEL — PLEASE CHECK DIMENSIONS BEFORE PURCHASE This is a small educational engine model designed for building and learning, not a large display engine. Please review the product images and dimensions carefully to make sure the size matches your expectations.\u003c\/li\u003e\n\u003cli\u003eBEGINNER-FRIENDLY FOR AGES 8–14 — PRINTED MANUAL + VIDEO HELP Designed for kids ages 8–14, this kit offers a balanced challenge for beginner builders. Illustrated printed instructions and step-by-step video guidance help make assembly easier at home, in classrooms, or in STEM activities.\u003c\/li\u003e\n\u003cli\u003eFULL STEM KIT WITH REUSABLE PARTS — BUILD, LEARN, AND REBUILD Includes engine parts, motor, battery box, gears, pistons, crankshaft components, fasteners, screwdriver, printed manual, and video guidance. Reusable parts support repeated building and hands-on exploration. (Requires 2 AA batteries, not included.)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MyrzNFX","offers":[{"title":"Default Title","offer_id":48225489748119,"sku":"B0FTW1KT47","price":20.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/1032\/2327\/files\/41NECwDWL5L.jpg?v=1788766673","url":"https:\/\/tinkervanta.com\/products\/4-cylinder-engine-model-kit-for-kids-8-14-stem-diy-assembly-with-pistons","provider":"TinkerVanta","version":"1.0","type":"link"}