Quad Marble Machine 2012
10:38
Small marble machine chronicle
6:40
How to make a STEEL MARBLE TRACK with basic tools! step by step guide
5:17
3D Printed Triple Marble Machine - The Two Wheeler - Out Of Marbles
7:53
Reloj con bolas de Acero: una pieza de Arte Funcional para tu Hogar u Oficina 
9:23
Golden Sun Clock - Rolling Ball Sculpture with 1" marbles. RBS #229
7:56
LEGO GBC 20 modules 【レゴ】 玉ころがしをつくってみた
5:54
Quad Marble Machine (2020 repaired)
4:33