Uplike 3D Wooden Puzzles for Adults: 371pcs Wood Mechanical Marble Run Model Kits with Roller Coaster Building Set for Adults - 3D Brian Teaser Desk

Uplike 3D Wooden Puzzles for Adults: 371pcs Wood Mechanical Marble Run Model Kits with Roller Coaster Building Set for Adults - 3D Brian Teaser Desk

NOTE: If the puzzle pieces are unstable or broken, use glue to help assemble them! UNIQUE & FUN DESIGN: Our Uplike 3D wooden puzzles for adults cleverly combines science and art to build a cool marble run model kit. This “Twin-hull Elevator” puzzle building set is designed with a vertically upward elevator and a downward circling access track with added obstacle design. Turn the handle and the marbles glide smoothly down the track. Interestingly, this marble run roller coaster set can be assembled with the “Climbing Compass” marble run puzzles for even more play to explore! HIGH QUALITY MATERIAL: Our wooden 3D puzzles for adults 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 wooden 3D puzzles mechanical is made with precision laser cutting technology and 10 marbles, no glue and extra tools are needed when assembling the wood craft diy kit, immersive experience smooth assembly process! BRAIN & ABILITY EXERCISE: This cool wooden kit marble puzzles have 371 pieces, comes with detailed illustrated instructions, and can be built in roughly 4 hours with moderate difficulty. Best of all, this mechanical puzzle for adults cleverly incorporates engineering to build a fully functional system of gears and tracks. Brain and hand skills can be exercised while tweaking the marble puzzles. For youth and adults alike, this is simply a brain teaser puzzle for honing problem-solving skills. SPECIAL GIFT & DECORATION: Whether it's a Birthday gift, Holiday gift or Christmas gift this mechanical 3D wooden puzzle model for adults to build is a great value! It will appeal to puzzle enthusiasts, hobbyists, and anyone who enjoys model building, this is simply a work of art made for them. The design of our 3D wooden marble run puzzle is superb, the assembled size is 8.7*9.5*10inch, perfect for office, home, game room and other places as decoration, make life instantly upgraded in style! AFTER-SALES SERVICE: If you have any questions about the process of assembling “Twin-hull elevator” wood marble run building kits, 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 3D wooden marble run puzzle with your family or friends, featuring a excellent design that will bring you endless fun while building. "Looking for a fun, engaging, and educational puzzle? Our Uplike 3D Wooden Puzzles for adults is the perfect choice! There's nothing ordinary about this 3D wooden puzzle, you can experience a interactive experience that will challenge your mind and provide hours of entertainment. Smooth Assembly Designed for easy assembly, our puzzle requires no glue or special tools. The pieces fit together smoothly, allowing you to focus on the joy of building. With detailed instructions, even beginners can create a working mechanical marvel. Premium Wooden Material Crafted from recycled green wood, our 3D wooden mechanical marble run puzzles are durable. The wood is carefully selected for its strength and natural beauty, ensuring a smooth, splinter-free building experience.Each piece of material in this wooden puzzle has a thickness of 3mm, which avoids the risk of breaking easily. 3D Wooden Marble Run Puzzles for Adults and Teens This wooden puzzle with 371 pcs is challenging. It's perfect for adults and teens ages 14+ who enjoy DIY projects, modeling, or are just looking for a satisfying hobby. Its complexity provides a sense of accomplishment without being overwhelming. Unique Design The infinite cycle mechanism ensures endless fascination as marbles continuously travel through the track.This puzzle model building kit is designed with a vertically upward elevator and a downward circling access track with added obstacle design. Turn the handle and the marbles glide smoothly down the track. Ideal Gift Whether it's a birthday, holiday, this marble run makes a fantastic gift. It's suitable for puzzle enthusiasts, hobbyists, or anyone looking for a unique, challenging, and rewarding pastime.And it can also be placed in your home or office as a decoration. Worry-free after-sales service If you have any questions about the product you can come to us. Be careful not to swallow the marbles by mistake.We believe that the 3D wooden puzzles will surely bring you endless fun!"