Abstract
Lector must reflect the characteristics of the target groups, as well as the specifics of the topic when preparing lessons. Regard to the options of the librarian it is not always possible or necessary to create an entire lesson, including all the materials, therefore it is advisable to know what material sources for information security can be used.
When accepting material or the entire lesson methodology and even more in the preparation of their own it must be adapted not only to the target group, but also to the possibilities of the lector. The lesson is formed with the knowledge of these characteristics to match the didactic principles.
The aim of this paper is to provide guidance to the librarians in all of these fields and give them the support to prepare or adapt their lessons.