Marble Parkour Marble Run t-board-games Yenko hood

Yenko hood

Weight4 ozDimensions 6 × 3

All packaged neatly in sturdy

with the first prototypes realized on 1947

Yellow wax / blue liquid / silver base & cap

Marble Parkour Marble Run t-board-games Yenko hoodROKR Robotime ROKR Big Funnel Marble Run LG501 is a mechanical gears 3D wooden puzzle based on great human engineering. Its design combines the beauty of science and machines, involving so many small gadgets. Build this Rokr marble run 3D wooden puzzle set and crank the handle, watch marbles run crazy down the slopes and twisting turns. Have fun! This is a fun to build Big Funnel marble run 3D wooden puzzle toy. Get ready to race against time & speed