This page should describe the steps needed to turn a debian etch installation into a debian-edu etch installation.

Add the following two lines to /etc/apt/sources.list

 deb http://ftp.skolelinux.no/skolelinux etch local
 deb-src http://ftp.skolelinux.no/skolelinux etch local

As root, run

 apt-get update
 apt-get upgrade
 apt-get install debian-edu debian-edu-config debian-edu-install

Execute some magic foo

 FIXME