Bulldozers, tanks and ... to guide the track back around without touching the road wheels. The low ground pressure of tracks, thanks to their large contact patch, means they’re perfect for ...

[Emiel] [The Practical Engineer] has managed to do this by building a half-track skateboard ... especially considering most of the work happened in a tiny 2 m x 3 m workshop.

Let's use 3D Animation to show how a tank works!