About This

• Wood
• Unique and Fun Design: Our Hnyzlst 3D Adult Wooden Puzzle is a newly upgraded second-generation, cool spiral model kit. This "Spiral" puzzle assembly kit includes a spiral-ascending elevator and a downward-spiraling circular passageway. Powered by a battery-operated motor, this marble run set unlocks even more fun to explore
• Premium Materials: Crafted from recycled linden wood, our adult wooden 3D puzzle features a smooth, sanded surface-no worries about splinters! Each 3mm-thick natural-colored linden block undergoes reinforcement for enhanced durability and fracture resistance. Precision laser-cut pieces include 7 marbles for glue-free assembly without extra tools. Build this DIY wooden craft kit today
• Mental and Motor Skills Training: This cool spiral wooden puzzle consists of 240 pieces and comes with an illustrated assembly guide. It is rated as expert-level difficulty and takes approximately 6 hours to complete. Once assembled, it forms a fully functional gear track system. The process of adjusting the spiral track puzzle sharpens mental agility and enhances fine motor skills. Whether for teenagers or adults, this engaging brain teaser effectively hones problem-solving abilities
• Customer Support and Safety Information: If you have any questions about assembling the Spiral kit, please contact customer service directly. We will promptly resolve your issues. Caution: Avoid swallowing marbles. This wooden puzzle is suitable for teens aged 16 and up and adults. Hnyzlst hopes you enjoy this ultra-cool 3D wooden marble puzzle with family or friends. Its outstanding design delivers endless assembly fun
• Special Gifts and Decor: Whether for birthdays, holidays, or Christmas, this adult mechanical 3D wooden puzzle model makes a truly valuable gift! It's an art piece crafted just for them. Our meticulously designed spiral wooden walkway 3D puzzle assembles to 8.4 x 6.7 x 7.2 inches, making it an accent piece for offices, living spaces, game rooms, and more-instantly elevating any environment