All right then! We have made a robot that takes care of your garden and I hope it's working fine. It's time to take things to another level.

We have always thought that robots are like WALL-E, moving around and doing things for us. Well, my friend, now that dream is not far away. In fact, in this chapter we will be going ahead and making one. Let's see how it's done. 

We will be covering the following topics:

• The basics
• Getting it rolling
• Changing the speed