Power Functions Connector Mod
Posted 11-2-2011
Connect your Power Functions to old style 9v power!
PF Adapter Tutorial (6.97MB pdf)

Minifig Modification Howto from BrickFest 2004
Posted 6-10-2008
This is a PDF conversion of the presentation I gave at BrickFest 2004 in Arlington, VA
BFDC04 - Brick Modification (892KB pdf)

ExoForce Tutorial
Posted 1-25-2006
How to replace the red LED with a blue LED.

ExoForce Advanced Tutorial
Posted 1-25-2006
How to add an ON/OFF switch for hands-free operation.