Stress and anxiety experienced at school is negatively correlated with school achievements and mental health. Experiencing stress and anxiety is common for young people of school age from all over the world. Previous experiences have significant influence on children’s self-efficacy and their self-confidence. Students’ school experiences are the main subject of this text. This article presents results of longitudinal studies among children from primary school. In 2016 a questionnaire was distributed among children in 2ⁿd and 3rd grade (N=82). In 2019 the same survey was conducted among the same children in 4t and 5t grade (N=82). Aft er several years of education students declare higher levels of stress and anxiety and lower levels of self-confidence and beliefs in their abilities in situations when they are evaluated at the board. Results of the research disclose a disquieting tendency in school experience.

The paper deals with gender differences in achievement motivation of university students as well as searches for specific aspects of personality that participate in achievement motivation. At the same time it presents an overview of the number of differences found out by means of LMI methodology.