The design of train wheels is genius.

The design of train wheels is genius. If we have a train track with a slight curve, and we try to roll some basic wheels across it, we’ll simply derail. Okay, you might say, it’s an easy fix. You could just add a flange so it doesn’t derail. And while the flange does keep it from derailing, it can’t really navigate a turn. So how exactly can we solve the issue of a train negotiating a turn? Check out Micro Center’s top deals ALL month long! New Customer Exclusive – Get the Creality Ender 3 V2 3D Printer for $99: New Customer Exclusive – Get the Creality Ender 3 S1 3D Printer for $199: Shop Everything 3D Printing at Micro Center: Unique 3D printable designs, tips & tricks, how-to articles, breaking news, and more at Thanks for watching and happy printing! -Steven