**Free** Sensory Marble Run (automatic)

Keep the physics-defying fun running on an infinite loop. Unlike standard marble runs that require constant manual reloading, this premium multi-tier tower features an electronic chain elevator lift that automatically transports marbles back to the apex for non-stop action. Item Specifications & Features Action: Fully automatic, continuous loop motorized chain-lift mechanism. Design: Modular, high-tower construction with vibrant, multi-colored interlocking pieces. Condition: Pre-assembled/tested and working perfectly. Clean and complete with a selection of marbles. Key Highlights Infinite Kinetic Loops: Marbles are lifted electronically to the top launch pads, where they split into multiple randomized, gravity-fed descent paths. Advanced Track Components: Loaded with high-interactivity pieces including: Whirling vortex funnels S-bend snake tracks and switchbacks Spiral gravity wheels Step-down drop chutes STEM Learning: Excellent educational toy for developing spatial awareness, basic engineering principles, and cause-and-effect reasoning.