“…To develop the teaching -learning environment, I chose Moodle (Modular Object-Oriented Dynamic Learning Environment) open-source freeware software, which is freely usable under a GPL license, so it can be customized with own, individual development and idea [19]. When choosing a framework, besides ensuring student liaison, it was an important consideration that it supports the production of e-books (with text, graphics, spreadsheets, images, sound and video), compatible with the SCORM (Sharable Content Object Reference Model) standard, by which well structured, spectacular educational materials can prepared.…”