Nonattendance, behavior problems and social disjuncture of young people shows that pupils have problems: such as the feeling of low self-assessment, lack of self confidence. Economical, social conditions, lack of activities cause different kinds of addiction, breaches of the law, offences among the teenagers. Thus, seeking to see the peculiarities of behavior and self-assessment of pupils who don‘t attend school, it is necessary to perform the detailed objective study by ascertaining which actions define different solutions of problems. The study aim object - 5-10 grade secondary school children not attending school. The aim - to analyse the peculiarities of behaviour and self-assessment of children having school attendancy problems. The main goals: 1. To analyse the teenagers‘not attending school, behavior and self assessment problems, on the basis of scientific-pedagogical, psychological literature. 2. To analyse the attitude of teenagers having school attendancy problems towards themselves, relationship with teachers, parents and contemporaries. 3. To reveal the attitude of pupils, having school attendancy problems towards learning. 4. To prepare recommendations for school administrators and tearchers. Theoretical, empirical and mathematical statistic methods were used. Target group: 302 5-10 grade students’ pupils, having attendancy problems from cities, small towns and villages of Lithuania and 302 tutors. Conclusions: The study show, that: • a quarter of students... [to full text]