What can I do with this MOODLE then

Moodle is a course management system ( a CMS) - a free, Open Source software package designed using sound pedagogical principles, to help educators create effective online learning communities'.
It is distributed under the GNU General Public License and is an active and evolving work in progress.

Moodle can be used to create a 'Virtual Learning Environment' (VLE) or 'Learning Platform'. It provides functionality covering content creation and delivery, communication and collaboration as well as management, involving tracking and assessment tools.