The presence of various null curricula in the primary school: A Mixed Method Study

The purpose of the research was to identify and explain the null curriculum in the Primary school. The research method was an explanatory sequential mixed method with follow-up explanations model. At first according to the validated sample of null curriculum(Marzooghi et al., 2017), a scale developed to determine the existence of null curriculum in elementary school. the mentioned questionnaire distributed by descriptive survey method in among primary school teachers across the country the schools of all over the country through multistage cluster sampling in 9 provinces , 730 teachers' questionnaires. The gathered data was analyzed by one-sample T test. The results showed that in general, according to viewpoint teachers in the elementary school, the degree of existence of the null curriculum in the elementary period is close to Mean. In the qualitative section, by using the targeted approach and applying the theoretical saturation criteria a deep semi-structured interview was conducted with the teachers of the four districts of Shiraz in order to track and follow the quantitative section data. Then, the obtained data analyzed by using Nvivo(8.8) software and through thematic analysis . Based on the findings of the qualitative section have been identified seven types of Null curriculum in the Primary school, from the viewpoint of teachers are more likely to happen unintentionally.