The USU (formerly known as Learn free with Ubuntu) project has one goal: to be useful in the educational sphere.
USU also aims to be a starting platform for learning Linux.
Product's homepage
Here are some key features of "USU":
· Completely free operation system for use and share
· Over 45 ready to use educational applications from different knowledge fields
· Rich collection of most needed applications for everyday work
· Working environment in Bulgarian language
· Live disk with no need of installation to try
What's New in This Release: [ read full changelog ]
· Based on Kubuntu 12.04;
· Includes up-to-date KDE 4.9.1