The aim of this study was to design a pediatric package for primary school children and to assess its effectiveness on the development of knowledge and social prevention skills. The research method was mixed. The first stage of research is a qualitative method of data foundation theory. At this stage, the components of the educational package were identified. At this stage, the statistical community includes all psychologists and pediatric psychologists who have used their views to provide educational packages. A total of 10 people have been selected through snowball method. The tool used in this phase of the interview was semi-structured. In the second stage, a pseudo-experimental design was used. The statistical population of this stage includes elementary school students in regions 1 and 2 of Tehran. Using the available method, two girls' schools were selected and the package was training at the two schools. In order to measure these two dimensions (knowledge and skills for preventing social harm), a researcher-made test was used. In order to design this questionnaire, scientific texts as well as the views of the experts introduced in the first phase have been used. The results show that the first phase of the study included the training of privacy in accordance with the Islamic-Iranian culture, the training of gender identity, personal health, communication with parents, puberty, the need for content differences and educational methods in age groups and the use of diverse and active teaching methods. In addition, the second phase data were analyzed using ANOVA analysis. The results showed that the implementation of these methods could increase the knowledge and skills of preventing social harm in students.