{"product_id":"chaos-double-pendulum-solid-wood-stainless-steel-kinetic-desk-sculpture-engravable","title":"Chaos Double Pendulum | Solid Wood \u0026 Stainless Steel | Kinetic Desk Sculpture | Engravable","description":"\u003ch2\u003eAbout This Item\u003c\/h2\u003e\u003cp\u003eA double pendulum, handcrafted from solid wood and stainless steel. Lift the lower pendulum and release it—gravity takes over, and the motion becomes immediately, beautifully unpredictable. No two swings are the same. No batteries. No motor. No electricity. Just two pendulums, two pivot points, and the mathematics of chaos playing out on your desk.\u003c\/p\u003e\u003cp\u003eThe base and columns are solid wood—clear grain, rounded edges, smooth to the touch. The counterweights are solid stainless steel—precision-calibrated for smooth, uninterrupted swing without sticking or jamming. Available as a finished piece (ready to swing) or a DIY kit with tutorial (self-assembly). Free engraving—up to 25 characters.\u003c\/p\u003e\u003cdiv style=\"background:#fafafa;padding:20px;border-left:4px solid #8b7355;margin:20px 0;border-radius:4px\"\u003e\n\u003ch3 style=\"margin-top:0\"\u003eFree Personalization Included\u003c\/h3\u003e\n\u003cp style=\"margin:0\"\u003e\u003cstrong\u003eCharacter Limit:\u003c\/strong\u003e 25 characters\u003cbr\u003e\u003cstrong\u003eEngraving Location:\u003c\/strong\u003e Wood base\u003cbr\u003e\u003cstrong\u003eHow to Order:\u003c\/strong\u003e Add your engraving text in the note field on the cart page before placing your order\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv style=\"background:#fafafa;padding:20px;margin:20px 0;border-radius:4px\"\u003e\n\u003ch3 style=\"margin-top:0\"\u003e✨ Key Features\u003c\/h3\u003e\n\u003cul style=\"margin-bottom:0\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolid Wood Base \u0026amp; Columns — Clear Grain, Rounded Edges:\u003c\/strong\u003e The base and upright columns are handcrafted from solid wood—natural grain, smooth rounded edges that won't catch or scratch. The wood is finished to a clean, matte surface that complements the stainless steel counterweights above.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolid Stainless Steel Counterweights — Precision-Calibrated:\u003c\/strong\u003e The upper and lower counterweights are solid stainless steel—dense, precisely weighted, and calibrated for a smooth center of gravity. The swing is fluid and uninterrupted—no sticking, no jamming, no resistance at the pivot points.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGravity-Driven Chaos Motion — No Batteries, No Motor:\u003c\/strong\u003e The double pendulum runs entirely on gravity. Lift the lower pendulum and release—the two-pivot system produces chaotic, unpredictable motion that never repeats. No batteries, no motor, no electricity. A genuinely mechanical kinetic sculpture.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo Options — Finished Piece \u0026amp; DIY Kit:\u003c\/strong\u003e Finished Piece ($138): assembled, calibrated, and ready to swing straight out of the box. DIY Kit ($99): all components plus a step-by-step tutorial—build it yourself, understand how it works, and enjoy the result.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFree Engraving (Up to 25 Characters):\u003c\/strong\u003e Engraved on the wood base before shipping.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003ch3 style=\"margin-top:30px\"\u003e🌀 Perfect For\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePhysics \u0026amp; Science Enthusiasts:\u003c\/strong\u003e A real double pendulum demonstrating chaos theory on your desk—a genuinely educational and visually compelling kinetic object.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKinetic Art Collectors:\u003c\/strong\u003e Solid wood and stainless steel, gravity-driven chaotic motion, no two swings the same—a kinetic sculpture that earns its place as a desk art object.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDIY Builders:\u003c\/strong\u003e The kit version includes all components and a tutorial—a satisfying build project that results in a functional kinetic sculpture you made yourself.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium Desk Decor:\u003c\/strong\u003e A chaos double pendulum in solid wood and stainless steel—a desk object that people will stop and watch every time it swings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePersonalized Gifts:\u003c\/strong\u003e Free engraving (up to 25 characters) + solid wood + chaos motion = a deeply memorable gift for scientists, engineers, and anyone who appreciates beautiful mechanics.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"background:#fff8e1;padding:20px;border-left:4px solid #e8a000;margin:20px 0;border-radius:4px\"\u003e\n\u003ch3 style=\"margin-top:0\"\u003e🌳 Natural Wood Variation Note\u003c\/h3\u003e\n\u003cp style=\"margin:0\"\u003eAll pendulums are made from natural solid wood. \u003cstrong\u003eColor, grain, and texture vary between pieces—natural characteristics, not defects.\u003c\/strong\u003e Actual color may vary slightly from photos due to lighting and display settings.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv style=\"background:#fafafa;padding:20px;margin:20px 0;border-radius:4px\"\u003e\n\u003ch3 style=\"margin-top:0\"\u003e📐 Specifications\u003c\/h3\u003e\n\u003cul style=\"margin-bottom:0\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterials:\u003c\/strong\u003e Solid wood (base \u0026amp; columns) + Solid stainless steel (counterweights)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanism:\u003c\/strong\u003e Double pendulum — gravity-driven chaos motion\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperation:\u003c\/strong\u003e Lift lower pendulum and release — no batteries or motor required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptions:\u003c\/strong\u003e Finished Piece \/ DIY Kit (with tutorial)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngraving:\u003c\/strong\u003e Free, up to 25 characters—add your text in the note field on the cart page\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003cp\u003e\u003cem\u003eOrder now and let chaos find its rhythm on your desk. 🌀✨\u003c\/em\u003e\u003c\/p\u003e","brand":"Lightyear24","offers":[{"title":"DIY Kit","offer_id":51436482494628,"sku":"PEND-DIY","price":89.0,"currency_code":"USD","in_stock":true},{"title":"Finished Piece","offer_id":51436482527396,"sku":"PEND-FIN","price":108.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0576\/3927\/2612\/files\/WoodChaosPendulum_01.jpg?v=1786980470","url":"https:\/\/www.lightyear24.com\/products\/chaos-double-pendulum-solid-wood-stainless-steel-kinetic-desk-sculpture-engravable","provider":"Lightyear24","version":"1.0","type":"link"}