About This

• MOTORIZED LIFT FOR ENDLESS RUNS - Create continuous marble runs with 100 total pieces and a double-sided, motorized spiral elevator that lifts 2 marbles at once, then drops them in different directions!
• 100-PIECE KIT FOR MASSIVE MAZES - With 66 construction pieces, 20 glow-in-the-dark marbles, and a 14-piece spiral lift, kids get everything needed to build endless marble run configurations. A storage bag is also included.
• 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, so kids 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 tips for building amazing marble runs.
• AMAZON EXCLUSIVE - Blue Marble has developed this product exclusively for Amazon.
• 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!