I've put together a list of good trainers that can be used to learn how to fly. Take a look at it and you'll get a pretty good idea what a trainer is, and looks like.

You can find this list here:

[link=http://www.rcuniverse.com/forum/m_4537845/tm.htm] Looking for a trainer, what's available. (Updated 10-3-06) [/link]

Ken