{"product_id":"b0dct3zcjk","title":"3D Wooden Puzzles for Adults Marble Run Kit - 159pc 4 Steel Marbles Build Mechanical Maze Model STEM Toys for Teens Adults, 4hr Challenge, No Glue Needed \u0026 Desk Kinetic Art, Ages 14+","description":"\u003cdiv\u003e\n\u003ch1\u003eAbout This\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003eWooden puzzles build \u0026amp; Experience Mesmerizing Perpetual Motion： Assemble this 3D wooden marble run puzzles for adults and create a captivating mechanical kinetic display. Watch 4 included steel marbles glide smoothly through intricate gear systems and curved tracks – a rewarding engineering project for tinkerers ages 14+.\u003c\/li\u003e\n\u003cli\u003eBoost STEM Skills Through Hands-On Learning： Designed as a challenging STEAM kit, this 159-piece model building kit teaches fundamental physics \u0026amp; mechanical principles in action. Perfect for teens and adults who love problem-solving puzzles, fostering critical thinking and patience.\u003c\/li\u003e\n\u003cli\u003ePremium Wooden Craftsmanship \u0026amp; Fun for All Occasions: Crafted from sustainable laser-cut plywood, pieces fit together with precision (no glue needed!). Complete your unique marble machine kit in approximately 4 hours – an absorbing activity offering immense satisfaction. Perfect as a thoughtful present for birthdays, Easter or Christmas, ideal for engineers, hobbyists and adults.\u003c\/li\u003e\n\u003cli\u003eShowstopping Desktop Display \u0026amp; Durable Design： Measuring 10\" x 8.27\" x 6.5\", the finished 3d wooden puzzles for adults model is a masterpiece of functional art for your desk or shelf. Robust wooden gears ensure long-lasting operation. Comes with clear illustrated instructions and easy store packaging.\u003c\/li\u003e\n\u003cli\u003eUnleash Creativity Beyond Assembly： More than just brain teaser 3-d puzzles, it invites customization! Experiment with marble pathways. A unique conversation starter wooden toy for boys and girls ages 14+, offering endless fascination and stress relief for busy adults.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Brixta","offers":[{"title":"Default Title","offer_id":53577788752151,"sku":"B0DCT3ZCJK","price":43.53,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/7009\/7175\/files\/81HDrY6JQRL._AC_SX679.jpg?v=1782459848","url":"https:\/\/brixtakids.com\/products\/b0dct3zcjk","provider":"Brixta","version":"1.0","type":"link"}