ROKR Wooden 3D Puzzle Marble Run Mechanical Model Kit - DIY Self-Assembly Brain Teaser for Adults & Teens - STEM Educational Toy for Home Office Decor & Stress Relief

Detailed information: ● 2 Packages: ROKR Marble Run, ROKR Vitascope ● Assembled size: Marble Run 9.9*9*6.5 inches Vitascope 9 x 5 x 10 inches ● Material：Plywood, Plastic, Metal ● Original design, First-class technology ● Great for DIY lovers ● Excellent decoration ● Perfect gift for boys, girls adults For optimal use,you should reed the instructions carefully, After several hours of assembly,you will get a Wooden Mechanical Model, Glue is not needed. Warning: The product is only for people who ages over 14. Children must assemble under the guidance of adults Use the wax inside to reduce the friction between wood board properly, the modle will run better. Notes: ● Stow the small parts carefully after removing them from the board in case of missing ● Remove and assemble the parts with care ● Polish the blurrs of the parts with sandpaper if needed ● Keep the manual well for future reference Matainence: ● Keep the product away from the source of ignition and don't put it in humid place in case of the damage ● Use clean and soft fabric rather than chemical reagents like alcoholic, ammonia water, or window cleanser to clean the product About us: ● Excellent design and R & D team ● High quality technology ● Intimate customer service ● Certificates (FSC, BSCI, FAMA Disney, EN71-2-3, EMC, ASTM-F963, EN62115) If you have any questions, please contact us timely and we will give you a satisfactory solution.

【Wooden Marble Run】This ROKR wooden puzzle is automata kit of marble maze. Once assembled, turn the crank, the steel marbles run crazy down the tracks, much like a roller coaster ride. Loads of fun to play with family or kids.

【3D Wooden Projector】The other ROKR wooden puzzle is a replica of vintage film projector. It can actually play films in dark room. The final result is 9 x 5 x 10 inches.

【No Battery/Glue Needed】The 3d wooden puzzle kit doesn't require any battery. Just need to crank the handle to generate electricity. It's connected by pins and tails. 100% green plywood and sturdy.

【Engaging Project】The puzzle model kit is great for family time between adults and kids. You will feel a sense of achivement when completing the mechanical model together. Great educational toys for kids.

【Ideal Gift & Ornament】The ROKR wooden puzzle is an amazing gift for adults and kids aged 14+ on any occasion, like Christmas, new year, birthday, Mother’s day, Christmas as a gift to boys, girls, dad, mom. In addition, it can be used as a home decoration on the desk.