In that case, it can be mesmerizing like this Arduino-driven kinetic sand table ... Here’s a sand table built from 3D printer parts.

Many of us have marveled at art installations that feature marbles quietly and ceaselessly tracing out beautiful patterns in sand. [DIY Machines] is here to show us that it’s entirely possible ...

Say, if you need to extricate a vehicle that is stuck in the snow, sand, or mud or is involved in other predicaments. At that moment, a kinetic recovery rope is a great option. This type of rope ...