MiniQ 4WD Cross Country fully assembled, especially designed for learning purpose. All your need is a PC with Arduino IDE and 4xAA battery. This upgraded version of MiniQ 4WD Kit comes with new Arduino Leonardo controller (ATmega32u4). ROB0111
Parallax Scribbler 2 Robot
Solarbotics K SV Sumovore Mini Sumo Kit
The Pololu Zumo 32U4 robot is a versatile tracked robot based on the ATmega32U4. It includes two 50:1 HP micro metal gearmotors along with integrated dual motor drivers, an LCD, quadrature encoders, line sensors, side and front proximity sensors.