The article describes the analysis of the concepts of «conditions» and «pedagogical conditions». The authors define the pedagogical conditions of self-actualization of the senior pupils as specially created circumstances in which take place a stimulation of creativity disclosure of the pupils in the educational project activities. The effectiveness of the pedagogical conditions such as conducting methodical work with the teachers on the issues of the organization of the educational project activities of high school students; an orientation of motivational and value sphere of high school students for developing their own potential in the educational project activities; getting by high school students knowledge and skills for the educational project activity has been theoretically proved and experimentally verified for the first time. Based on the experience of the researchers in thesphere of the educational project activityand onour own experience we can conclude that following general educational abilities and skills of senior pupils are formed in the educational project activity. They are: – search and creative skills (the ability to determine and explain causal relationships in the educational project activity; the ability to analyze various project objects; to generate the solution of the problems during the work on the project; to find several correct answers for the one project task); – communicative skills (the ability to initiate educational interaction with the adults; to affiliate to a dialogue; to exchange of scientific ideas, to discuss the results of the research project; to review foregoing of a speaker during the communicative interaction); – organizational skills (the ability to determine the objective of the project activity; to plan the sequence of the project’s tasks pursuance; to organize an interactive educational project activity); – reflective skills (the ability to evaluate their own interest in the educational project activity; to assess an own project activity plan; to assess the conformity of selected resources for the rendition of the project’s tasks; to correlate the predicted results and the product obtained).