Ivan Miranda Develops Circular 3D Printed Text Scroller Using Marble Logic

By Ameya Paleja · Interesting Engineering · 2026-10-26

According to Interesting Engineering, 3D-printing specialist Ivan Miranda has constructed a massive circular display that renders continuous text using black and white marbles. The machine employs a custom selector arm and infrared sensors to organize the spheres into legible cha

According to Interesting Engineering, 3D-printing specialist Ivan Miranda has constructed a massive circular display that renders continuous text using black and white marbles. The machine employs a custom selector arm and infrared sensors to organize the spheres into legible cha