3D Wooden Puzzles Marble Run

Engineer endless excitement with the Marble Run - an heirloom wood craft kit inviting builders and makers alike to power marbles in perpetual motion. Handmade from 168 interlocking pieces of premium hardwood, this 3D puzzle assembles into a stunning 10 inch long, 8.74 inch wide and 7.8 inch high mechanized marble run course. An entrancing technological showpiece, this puzzle run comes alive at the flip of a switch - turn on the motor and drop in your marbles, then gaze in wonder as they climb, roll and swirl in an infinite loop!This precision laser-cut puzzle provides an engaging challenge for hands longing to craft and minds eager to embark on journeys of mechanical discovery. Follow the illustrated instructions to position each wooden piece with care, triggering memories of childhood hours spent dreaming up perpetual motion machines and other experimental contraptions. Once complete, the course is set - flip the switch, drop your marbles in and watch as physics takes control, transpo