There is no better way to learn robotics and electronics than building and programming your own robots. This Mecanum Wheel Robot kit comes with everything you need to get started. The robot can move forward, backward, and sideways. Its base is made of anodized aluminum.
The kit is based on the Makeblock open source hardware. It has mecanum wheels, a motor driver, and a MakeBlock Me Orion Microcontroller (which is Arduino compatible). The robot has a max speed of 1 m/s.