Purpose: The main purpose of this study was to develop a model of factors affecting students' creativity and to evaluate its validity. Methodology: The research design was an exploratory (qualitative-quantitative) mix. In the qualitative part of the target population, all teachers of the sixth grade of elementary school in the 5th district of Tehran and professors of psychology and educational sciences were prestigious universities in the country, which were selected by purposive sampling of 10 teachers and 10 specialists. In a small part of the population considered in this study, all female primary school students in the sixth grade of the 5th district of Tehran in the year 1998-97, 350 of them were selected as a sample and in random clusters. In the qualitative part of the research, a semi-structured interview was used to obtain information and in the quantitative part, a researcher-made questionnaire was used. The validity and reliability of the questionnaire were confirmed. Factors with very minor changes in exploratory and confirmatory factor analyze using LISREL software and SPSS / 26 were accepted. Findings: The research findings showed that seven main factors namely students' interests and abilities, teacher characteristics, textbook content, learning style, educational space and school facilities, family and management style and principals' attitudes are effective in students' creativity. Conclusion: In general, since the first step in upgrading and improving any structures is to identify the factors affecting it, the findings of the present study help to develop theories of creativity, design of educational interventions, and general policies.
