I'm not sure if you are talking about the Microsoft Training available at this link: click here
FrontPage help files are your first port of call. The FrontPage help files are basically a series of how-to walkthroughs, and they can help to explain a lot.
Some general FrontPage tutorials:
If you have questions about specifics feel free to ask. One of th best ways to learn about it is to play with it - click here and there, see what happens, break things, put them back together again and so on.