National Geographic Marble Run 150-Piece STEM

MOTORIZED LIFT FOR ENDLESS RUNS - Features a motorized lift that carries your marbles up almost 20 inches 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! LEARN WITH NATIONAL GEOGRAPHIC - With National Geographic STEM toys, learning is always part of the fun! The included Learning Guide contains fascinating facts about physics, motion, and more! It also contains tips for building amazing marble runs! AWARD-WINNING PRODUCTS - Blue Marble, winner of the Toy Association's prestigious Toy of the Year Award, proudly develops products that foster education, imagination, and creativity, with a U.S. support team to ensure a stellar experience!