You can find a wealth of information in: FontCreator - Tutorials and Solutions
Circle Secrets is a good introduction to the basics.
The Bounding Box is a concept that needs to be understood.
Insert Characters will help you.
How Do You Adjust the Cap Height and x-height Lines? is good information.
Sample: great tool for Spies & Secret Codes Is another way of inserting glyphs.
I hope you enjoy this learning experience as much as I have!