“…At the same time, offline classical classroom instruction also has a number of advantages: it is motiva tion (the «race» factor), attention span, and a discussion style of teaching. Therefore, elearning systems often try not only to «replace» the classics, but rather to complement and expand the methods of delivering information [7,8]. An important feature of the latest systems is adaptability, taking into account the new methods and technologies available now: video communication, video lectures, the possibility of collaboration on one document, and much more [9][10][11].…”