Moodle is a free and open-source learning management system that allows teachers to create online courses and manage course materials. The document outlines a basic Moodle course for teachers that will meet for 5 two-hour sessions and require 10 additional hours of independent work. It describes what Moodle is, its origins, strengths, tools, and widespread use with over 50,000 websites hosting courses in over 100 languages worldwide.