Electric Marble Run DIY Wooden 3D Puzzle Kit, Battery‑Powered Marble Track Model Building Kit for Teens & Adults 14+

Bring mesmerizing mechanical motion to your desktop with this Electric Marble Run DIY Wooden 3D Puzzle Kit, an engaging STEM building model full of ingenious mechanical design. This battery‑powered marble track kit brings gravity‑driven marble movement fully to life. Once powered on, steel marbles are lifted by the spiral mechanical structure, then travel through multiple winding cableway slides, curved tracks and layered buffer routes, delivering a constantly changing, fascinating marble‑rolling visual show. A practical built‑in marble storage compartment keeps all steel marbles neatly collected, well‑organized and ready for non‑stop repeated play.

Every component is precision laser‑cut from high‑quality natural wooden sheets. All edges are smooth and burr‑free, ensuring tight part fitting and stable overall mechanical operation. This is an unassembled DIY 3D puzzle kit, not a pre‑built finished display model. Full‑color illustrated step‑by‑step instruction manual is included to walk you through every assembly procedure. With 2‑star entry‑intermediate difficulty level, teens and adult DIY hobbyists can complete the whole build within 3‑4 hours.

The assembling experience delivers double‑fold satisfaction. It is more than just a fun hand‑craft pastime to release daily pressure; it also works as an educational STEM project. While putting gears, lifts and track structures together, builders get intuitive understanding of mechanical transmission, gravity and energy conversion principles, effectively exercising logical thinking, concentration and hands‑on problem‑solving skills.

Once fully assembled, this functional marble run becomes a stunning decorative centerpiece. It looks fantastic displayed on desks, bookshelves, cabinets and showcase stands, attracting plenty of attention with its moving marble circulation. It is also a thoughtful and creative gift option for birthdays, festivals and special occasions, ideal for puzzle lovers, STEM science fans, mechanical model collectors and adult handmade enthusiasts. You get enjoyment from both the rewarding building journey and the endlessly entertaining running‑marble performance after completion.

Assembled Size: 7.48 × 7.09 × 7.09 inches (190 × 180 × 180 mm) Item Weight: 1.76 lb (0.8 kg) Difficulty Level: 2‑Star (Entry‑Intermediate) Estimated Assembly Time: 3‑4 Hours Recommended Age: 14+ Power Supply: Battery Powered (Batteries NOT Included) Material: Laser‑cut Natural Wood Accessories: Steel Marbles Included

This is an unassembled DIY wooden puzzle kit, not a finished pre‑made model. Batteries are not included in package. Kit contains small wooden pieces and steel marbles. Please keep it out of reach of children under 3 years old to prevent choking risk. If you receive missing, broken or damaged pieces, please reach out to our customer service team prior to leaving feedback for proper assistance.

• Battery‑powered electric marble run wooden puzzle kit. Powered by battery‑driven motor, steel marbles automatically circulate through multi‑layer cableway tracks, delivering mesmerizing continuous rolling motion show.
• Intricate mechanical gear and track structure. Multiple winding slide routes, spiral lift and buffer channels create varied marble paths. Built‑in marble storage slot keeps steel balls neatly organized for repeated play.
• 2‑star beginner‑intermediate difficulty, estimated 3‑4 hours assembly time. Precision laser‑cut smooth wooden pieces, tight‑fitting parts for stable finished mechanical model.
• Satisfying hands‑on STEM building project. Help users understand mechanical transmission principles, exercise logical thinking, focus and hands‑on ability. Fun to assemble, wonderful mechanical display piece for shelf & desk.
• Assembled size:7.48 ×7.09 ×7.09 inches, item weight:1.76 lb. Comes with several steel marbles. Great gift choice for puzzle lovers, STEM hobbyists, model‑building enthusiasts aged 14+.