Glowing, marble-driven London comes to life as you assemble a 3D city marble run with lights.
- You assemble 431 precision-cut metal pieces into a moving London City marble run that highlights four landmarks: Big Ben, Tower Bridge, London Eye, and an industrial-style bridge.
- Your Light-Up display is powered by Type-C, with rotating gears and glowing marbles—no batteries required; LEDs illuminate as the marble stream flows through each landmark.
- Over 6 hours of satisfying, glue-free assembly lets you build a mechanical sculpture that is accessible to beginners and engaging for puzzle enthusiasts, teens, and adults.
- This kit blends STEM learning with decorative storytelling, designed for you to explore kinetic systems while enjoying a collectible London-themed display that sparks conversation for your shelf, desk, or coffee table.
