{"product_id":"3d-wooden-puzzle-diy-building-kits-mechanical-model-marble-run-set-with-4-balls-creative-stem-toys-for-adults-kids-birthday-gift","title":"3D Wooden Puzzle DIY Building Kits Mechanical Model Marble Run Set with 4 Balls Creative STEM Toys for Adults Kids Birthday Gift","description":"\u003ch1\u003eSPECIFICATIONS\u003c\/h1\u003e\u003cp\u003e\u003cspan\u003eBrand Name\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eYunhuisheng\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eCertification\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eCE\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eChoice\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eyes\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eHigh-concerned chemical\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eNone\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eOrigin\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eMainland China\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eRecommend Age\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003e6-12Y,14+y\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eTheme\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eTransportation\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eWarning\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eCHOKING HAZARD-Small parts. Not for children under 3 years.\u003c\/span\u003e\u003c\/p\u003e\u003cdiv class=\"detailmodule_html\"\u003e\u003cdiv class=\"detail-desc-decorate-richtext\"\u003e\n\u003cdiv\u003e\u003cp style=\"text-align:left;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" align=\"left\"\u003e\u003cimg width=\"800px;\" src=\"https:\/\/ae01.alicdn.com\/kf\/S3096c6ed180c4de5beacbce15c1aaf42P.jpg\" slate-data-type=\"image\"\u003e\u003c\/p\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan style=\"font-size:16px\"\u003e\u003cstrong\u003eDescription:\u003c\/strong\u003e\u003c\/span\u003e \u003cspan style=\"font-size:14px\"\u003e\u003cbr\u003eMaterial: wood\u003cbr\u003eColor: as picture\u003cbr\u003eSize: As the picture show\u003cbr\u003eAge Range: ≥8 years old\u003cbr\u003ePacking: with Box OR Bagged,you can choose\u003cbr\u003ePackage: 1 set (Including instruction booklet)\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"font-size:16px\"\u003eThis DIY building kit not only provides an entertaining and educational experience, but it also promotes hands-on learning and problem-solving skills.  It is the perfect tool to introduce the concepts of mechanics, engineering, and physics to young and kids minds, nurturing their interest in science and technology.\u003cbr\u003e\u003cbr\u003eWhether you are searching for an engaging way to spend quality time with family or looking to expand your collection of educational toys, our 3D Wooden Puzzle Marble Run Set DIY Assemble Mechanical Model Building Kits is the ideal choice. Stimulate imagination, enhance fine motor skills, and enjoy the satisfaction of creating something truly remarkable.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan style=\"font-size:16px\"\u003eFeatures:\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan style=\"font-size:14px\"\u003e1.    Complete Toy Kit -Develop children's hand-on ability.\u003cbr\u003e2.    The 3D Wooden Puzzle Marble Run Set features a unique marble run track.    Embark on a challenging journey as you assemble the various pieces to create a mesmerizing maze, allowing marbles to race through twists, turns, and tunnels.\u003cbr\u003e3.    Our model building kit is not just limited to children;     it makes a fantastic gift for adults as well.     Take a break from the hustle and bustle of everyday life and immerse yourself in the calming process of assembling this intricate puzzle.     Perfect for hobbyists, enthusiasts, and anyone looking for a creative and relaxing pastime.\u003cbr\u003e4.    High quality material with smooth surface, edges and curves will all protect children's safe play.\u003cbr\u003e5.    Perfect gifts: A perfect gift for your child's birthday, Easter, Children's Day, Christmas, Halloween, Valentine's Day, Thanksgiving and New Year.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan style=\"font-size:14px\"\u003e\u003cstrong\u003eCommon problems:\u003c\/strong\u003e\u003c\/span\u003e\u003cspan style=\"font-size:14px\"\u003e\u003cbr\u003e1.Is it difficult to remove the parts from the parts board?\u003cbr\u003eIn order to facilitate the removal of the parts, the connection point between the parts and the bottom plate is kept in a minimum state during the processing, and the parts can be dropped off by gently moving up and down with your fingers.  If it is difficult to move up, please cut the edge with a small knife.  (Excluding the knife).\u003cbr\u003e2.What if the part breaks?\u003cbr\u003eIt can be glued together with super glue if damaged.  Note: Does not contain glue, if required, please purchase.\u003cbr\u003e3.Will it be hard to assemble the model?\u003cbr\u003eThe product is designed with the traditional Chinese mortise and tenon concept, and the model is fixed by the way of level bite and level interlock. The tightness of the wooden blocks may vary due to factors such as temperature and humidity. If it is difficult to assemble, you can use a small knife to polish the edges to make them smoother. (Excluding the knife)\u003cbr\u003e4.The model looks complicated. Will it be difficult to assemble?\u003cbr\u003eProducts with detailed instructions, each step is illustrated, as long as the order of assembly, you can easily complete.\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan style=\"font-size:16px\"\u003e\u003cbr\u003eWarm Tip :\u003c\/span\u003e\u003c\/strong\u003e \u003cspan style=\"font-size:14px\"\u003e\u003cbr\u003e1.   If the item is damaged or any problems, please contact us immediately before leaving feedback and we'll do our best to solve your problem as soon as possible!\u003cbr\u003e2.  Notice the age limit.  Do not let younger kids to play it.\u003cbr\u003e3.   Due to manual measurement, the size may have an error of 1-2cm.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"font-size:16px\"\u003eHave a nice day!\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cimg width=\"800px;\" src=\"https:\/\/ae01.alicdn.com\/kf\/Sb94a57efd9e64ce1a1c8812128ed3a34f.jpg\" slate-data-type=\"image\"\u003e\u003cimg style=\"width:800px\" width=\"800px\" src=\"https:\/\/ae01.alicdn.com\/kf\/S399ece1ede534878b9af3aa302f2928dl.jpg\" slate-data-type=\"image\"\u003e \u003cimg style=\"width:800px\" width=\"800px\" src=\"https:\/\/ae01.alicdn.com\/kf\/Sa9210c3f1ca34cd3947892e91b83c21dz.jpg\" slate-data-type=\"image\"\u003e \u003cimg style=\"width:800px\" width=\"800px\" src=\"https:\/\/ae01.alicdn.com\/kf\/S47b3792de5a64ea3bf1ea8ea90ca5b2ab.jpg\" slate-data-type=\"image\"\u003e \u003cimg style=\"width:800px\" width=\"800px\" src=\"https:\/\/ae01.alicdn.com\/kf\/Sa59a4d5c48bc4e38be6584f36cf3c784v.jpg\" slate-data-type=\"image\"\u003e\n\u003c\/div\u003e\n\u003cp style=\"text-align:left;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" align=\"left\"\u003e\u003cimg style=\"width:800px\" width=\"800px\" src=\"https:\/\/ae01.alicdn.com\/kf\/S14be7f60e37948de86d955a54a81f228f.jpg\" slate-data-type=\"image\"\u003e\u003cimg 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src=\"https:\/\/ae01.alicdn.com\/kf\/S45bd2faa61c54375891641dba4ba459dI.jpg\" slate-data-type=\"image\"\u003e\u003cimg style=\"width:800px\" width=\"800px\" src=\"https:\/\/ae01.alicdn.com\/kf\/S401eb249436b40369d464845fd923103C.jpg\" slate-data-type=\"image\"\u003e\u003cimg style=\"width:800px\" width=\"800px\" src=\"https:\/\/ae01.alicdn.com\/kf\/S6e137c446cb549afa65c68af57664148D.jpg\" slate-data-type=\"image\"\u003e\u003cimg style=\"width:800px\" width=\"800px\" src=\"https:\/\/ae01.alicdn.com\/kf\/Sdddff17684b2401ea7cd84c534d6f3f63.jpg\" slate-data-type=\"image\"\u003e\u003cimg style=\"width:800px\" width=\"800px\" src=\"https:\/\/ae01.alicdn.com\/kf\/S45da45559d2d4fd8a0efb6321398c640s.jpg\" slate-data-type=\"image\"\u003e\u003cimg style=\"width:800px\" width=\"800px\" src=\"https:\/\/ae01.alicdn.com\/kf\/Sbed5a9ee5c594b68a14b7735f6f0cb9eP.jpg\" slate-data-type=\"image\"\u003e\u003cimg style=\"width:800px\" width=\"800px\" 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