3D Wooden Puzzles for Adults: Marble Run Model Building Kits for Ages 14+ - Roller Coaster Crafts Brian Teaser Marble Run Puzzles 330pcs- Hobbies Gift for 3D Puzzles Lover

About this item

• UNIQUE & FUN DESIGN: Our Uplike 3D wooden puzzles for adults cleverly combines science and art to build a cool marble run model. This “Climbing Compass” puzzle model building kit is designed with two circular compasses of different shapes in a spiraling descent structure. Turn the handle and the marbles glide smoothly down the track. Interestingly, this wooden puzzle set can also be assembled with the “Twin-hull Elevator” marble run puzzles for even more play to explore!
• HIGH QUALITY MATERIAL: Our marble run wooden puzzle is made from recycled green wood, polished with abrasive paper, no need to worry about the burrs sticking to your hands! We use 3mm thickened wooden puzzles, each piece is more substantial and durable, not breaking easily. This 3D wooden marble run is made with precision laser cutting technology and 11 marbles, no glue and extra tools are needed when assembling the building model craft, immersive experience smooth assembly process!
• BRAIN & ABILITY EXERCISE: This cool 3D wooden marble run puzzle has 371 pieces, comes with detailed illustrated instructions, and can be built in roughly 5 hours with moderate difficulty. Best of all, this marble run kit cleverly incorporates engineering to build a super cool fully functional system of gears and tracks. Brain and hand skills can be exercised while tweaking the wooden puzzles. For youth and adults alike, this is simply a “secret weapon” for honing problem-solving skills.
• SPECIAL GIFT & DECORATION: Whether it's a birthday gift, holiday gift, this mechanical 3D wooden puzzle model is a great value! It will appeal to jigsaw puzzle enthusiasts, hobbyists, and anyone who enjoys DIY model building, this is simply a work of art made for them. The design of our 3D wooden marble run model is superb, the assembled size is 8.7*9.5*11inch, chic and beautiful, perfect for office, home, game room and other places as decorations, make life instantly upgraded in style!
• AFTER-SALES SERVICE: If you have any questions about the process of assembling “Climbing Compass” marble run model, directly consult the customer service and we will solve your problems quickly. Be careful not to swallow the marbles by mistake, this wooden puzzle is suitable for 14+ teenagers and adults. Uplike wants you to enjoy this super cool 4D wooden marble run puzzle with your family or friends, featuring a excellent design that will bring you endless fun while building.