In this tutorial, we will show you how to build an extraordinary Lego Technic chainsaw using the innovative Power Functions motor. This project combines the precision and creativity of Lego ...

Snekboard is an open hardware development board that’s designed to let you hook up to LEGO Power Functions motors and switches so you can build robots out of LEGO and control them with ...

A Stack Exchange post on a brick’s “clutch power” leads to a 10-day experiment.

A Power Functions motor turns a 6×6 round plate that appears to have 1×2 smooth plates jammed between the studs, and secured with a 4×4 round plate on the other end.