Train your brain with this gbrainy appliance. It is an appliance with just the gbrainy application. It boots into it, in fullscreen, and you can train your brain with multiple exercises.
Built with suse studio , gbrainy is based on opensuse 11.0.
Download it from http://www.lin.cat/gbrainy_appliance-0.0.1.vmx.tar.gz and give it a try!
Login as user tux, password linux.