National Geographic Marble Run with Motorized Elevator – 150-Piece Marble Maze Kit with Motorized Spiral Lift, 30 Marbles, Storage Bag & More, Perpetual Motion Machine, Kids Physics Toys

MOTORIZED LIFT FOR ENDLESS RUNS – This marble run features a motorized lift that can carry your marbles up 16″ and drop them onto the track! Create a perpetual motion machine that continuously takes your marbles back to the top to launch again!
150-PIECE KIT FOR MASSIVE MAZES – With 106 construction pieces, 30 marbles, and the 14-piece spiral lift, you get everything you need to create endless configurations of marble runs! A storage bag is also included to safely store your kit.
COMPATIBLE WITH NATIONAL GEOGRAPHIC MARBLE RUNS – Expand any National Geographic Glow-in-the-Dark Marble Run with this kit! All pieces, including the spiral lift, work seamlessly with existing sets (non-magnetic), so you can create even bigger runs!