It's Here! Chris Odom's Physical Computing & Robotics with the Arduino IDE - Volume One

ULN 2003 Stepper Driver Board and connectors

$3.50

I hate boards without matching connectors. Go ahead, try to find the matched connectors at your local Electronics shop. Well I found them and have packaged them with the board. I even toss in and extra crimp just in case you loose one of the tiny things.