This combination deal includes everything you need for an mbed-controlled m3pi robot. It consists of one mbed NXP LPC1768 development board and one fully-assembled m3pi robot .
Please see the mbed NXP LPC1768 development board and m3pi robot product pages for more information.
Pololu m3pi User’s Guide (Printable PDF)
User’s manual for the Pololu m3pi robot and m3pi expansion kit.