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 ...

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

[TomTheGeek] built a LEGO tank with a PicAxe controller. Locomotion is supplied by a Lego Power Function motor controller. He cut an LPF extension wire in half so that he could patch into the PWM ...

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.

Lego Power Functions Motor Set 8293 Lego If you want to add motors to an existing project such as a Technics vehicle, the Power Functions Motor Set lets you do just that for under $30.

According to a LEGO release, this set's Power Functions motor allows users to "activate the conveyor belts, rotate the massive superstructure and maneuver the colossal machine into position." ...