At the beginning of the XXI century the didactics of transmission and communication has changed to the active and participative pedagogy and put actions and not words at the foundation of the active learning [1]. Input is formed by digital natives, output - competent and adaptable persons in the informational changes of the real environment. In system is accepted humanist paradigm with principles humanization, humanitarization and information. The electronic textbooks are an informational – actionably model of the learning process, realized in the limits of the didactical system which include all necessary the conditions for its realization [2]. Why the electronic textbooks in the process of forming the personality? This chapter provides the results obtained in the study of the electronic textbooks elaboration in the concept of humanist paradigm and bio-ecological system theory.