ROKR 3D Wooden Puzzles Marble Run Chain Model Mechanical Building Kit for Adults to Build Unique Gift for Friends and Family (Night City)

DIY MARBLE RUN MODEL KIT: Excellent 3D wooden puzzles. Build your own working roller coaster model made of sturdy plywood.After finished, you can run marbles through it!
OPERATION WAYS:This was a challenging kit as extreme attention is required on delicate joints.With the crank of the handle, fire up the gears. There is a shunting device that will let the steel ball go into different tracks, each track brings endless fun. You will learn how the elaborate marble coaster mechanisms come alive.
STEM EDUCATIONAL TOYS: This ROKR wooden puzzle can also be a brain teaser puzzle. It's a highly educational construction experience that satisfied you. Improve your understanding of STEM principleswhile having a whale of a good time.
NO ADDITIONAL TOOLS REQUIRED: Everything you need to assemble the building kit comes in the box. Simply unbox and start! No additional tools or glue is required.
WONDERFUL GIFT: It is ideal and creative gift to surprise friends, families, Birthday/ Christmas.A good choice for someone who is DIY lover. It looks great and pretty to show on your table, showcase make your home more beautiful.

	Marble Parkour	Marble Squad	Marble Explorer	Marble Climber	Vitascope	Starry Night
Assembly Time	6 Hours	6 Hours	6 Hours	6 Hours	5 Hours	4 Hours

Category：Toys & Games Color: Category:Toys & Games Puzzles Brain Teasers Brand:ROKR Color Size: