Brilliant Self-Stacking Lego Domino Machine Is Perpetually Mesmerizing

Although it's a game that can trace its origins back over 700 years, most people know Dominoes as a fun chain reaction toy that's actually only fun when it comes to knocking them down, not the stressful process of stacking them up. With that in mind, Grant Davis built a self-stacking and self-toppling domino machine...