Recommended Tuts
These are a few tutorials that I learned a lot from. Some are the ones I learned how to program in QBasic form, and others teach good techniques for using in various kinds of programs.
Beginners
This is a very good series that includes assignments and a step by step explination of the most important keywords in the QBasic language. by Mallard
Chapter 1 Chapter 2 Chapter 3 Chapter 4 Chapter 5
RPG's
These tutorials are nice examples of how to do a basic RPG engine. They mostly only cover the map engine but are a good start. by Darkdread
Chapter 1 Chapter 2 Chapter 3 Chapter 4 Chapter 5