Study and teaching (Secondary) 88 Islam 75 Attitudes 65 Teachers 59 Educational leadership 54 Religious aspects 44 School management and organization 43 English language 42 Case studies 37 Management 35 Job satisfaction 31 Study and teaching 31 School principals 28 Academic achievement 25 Students 25 Islamic religious education 24 Education 23 Environmental aspects 23 Teacher effectiveness 22 Study and teaching (Primary) 20 Water 20 Mathematics 19 Teacher-principal relationships 19 Refuse and refuse disposal 18 Water quality 18 Zakat 18 Study and teaching (Higher) 17 Economic conditions 16 History 16 Pollution 15