This details tutorial I found on botscene is very good for the beginner.
The aim of the maker is wanted to see how well they would work as closed-loop gearhead motors.The whole tutorial was devided into six parts:Mechanics,Electronics,Motor Power,Electronics Power,Programming and Results.
The video below shows little rover rolling along its square path.
This article introduces the Mind+(Mindplus) editor, which seamlessly combines block-based and text coding in its interface, facilitating an easier transition.