ROBOTIME LG501 ROKR Big Funnel Marble Run Puzzle

Description

Highlights

Big Funnel Marble Run Puzzle
ROBOTIME LG501 big funnel marble run kit is a mechanical gear 3D wooden puzzle based on great human engineering. Its design combines the beauty of science and machines, cranking the handle, you can watch marbles run crazy down the slopes and twisting turns.

Many Gear Gadgets
It consists of a wheel lifter, a stair stepper as an elevator, a spiral funnel, 2 straight rails, 3 curve rails, and a flip-flop as a switch to drive marbles to 2 paths.

Hobby & Gift
It is good for learning principles of Science, Technology, Engineering, and Mathematics(STEM). Also a great gift for family and friends.

Specification