introduction: decayed teeth are one of the diseases of civilization. intraoral factors which interact with the others such as heredity, cultural and social factors are involved in the initiation of the disease. among social factors, health care is particularly important. the aim of the present study was to evaluate dmft, dmft and gingivitis in the first-year students of elementary, guidance and...

The Status of Curriculum Planning in the Iranian Educational System A. R. Sharifi To assess the status of curriculum planning in the Iranian educational system, a sample of 35 elementary school curriculum experts, willing to cooperate, was given a questionnaire containing ten indices of quality for the elementary school curriculum, with a reliability of 0.81. The analysis of the colle...

Background. Sleep difficulties, including insufficient sleep and inadequate sleep hygiene, have been prevalent among children. Sleep deprivation can lead to poor grades, sleepiness, and moodiness. We undertook this study to assess the prevalence of sleep abnormalities among elementary and middle school students in South Texas and how the groups compare with one another. Method. After approval f...

to determine the relationship between anthropometric indicators, physical activity (pa) and socioeconomic status (ses) with fundamental movement skills (fms) among iranian male students.in this descriptive study, based on ses scores, 241 students (7-10 years) were randomly selected and classified in high, medium and low groups. all children were measured by 8 morphology anthropometric measures....

Complex networks are used to describe interactions in many real world systems, including economic, biological and social systems. An analysis was done of inter-student friendship, enmity and kinship relationships at three elementary schools by building social networks of these relationships and studying their properties. Friendship network measurements were similar between schools and produced ...

Background Emotional exhaustion, depersonalization and reduced professional efficacy within the workplace are the three dimensions of the job burnout syndrome. In this study, we examined the levels of job burnout in a sample of 100 teachers of elementary education. Also, we sought to identify the relationship between job burnout and general self-efficacy, teachers’ self-efficacy and group self-...