This great kit creates a fun roller coaster for your marbles! Construct the 254 wood pieces to create this engineering masterpiece. You don't need any glue as the pieces are laser cut to slot together perfectly. Create an exciting hand-cranked parkour-style run with different features including a water wheel lifter + stair stepper + spiral funnel and a whole lot more. It includes 10 steel marbles to roll around the course.
Chinese
Japanese
Korean
