The following are links to information usefull to building robots from scratch.
Basic Stamp I Programming Cable Making Information
Basic Stamp FAQ
A Basic Stamp II for half the cost.
Picking thr right base material - By: Karl Lunt
Articles on "Building Better Bots"
Info on RC Servos
Servo Controller Chip (controls 5 servos via serial port)
Hacking a servo for continuous rotation (and here is another page on the same thing)
Hacking a sub-miniature servo for continuous rotation
RC Control FAQ
All sorts of Robotics Information Links