It’s a post that is months old, but the information is just as useful: Swiss Army Librarian has a guide for Using Firefox on Our Public Computers.
If you have computers that restore themselves to a pre-determined state upon reboot, I also recommend Zotero so that people can organize their research (though power users should customize their own version of FirefoxPortable.
found via the Innovative User’s Group (thanks Gus Calderon!)
