Academic achievement 314 Dissertations 79 Dissertations, Academic 76 Study and teaching (Secondary) 53 Students 41 Motivation in education 35 Attitudes 30 Psychological aspects 28 Personality and academic achievement 20 Study and teaching 20 Education 18 Education, Secondary 18 Rating of 18 Case studies 17 Learning strategies 17 Science 17 Psychology 14 Mathematics 13 College students 12 Evaluation 12 Self-perception 12 Social conditions 11 Educational leadership 10 English language 10 School management and organization 10 Ability testing 9 Parent participation 9 High school students 8 School children 8 Social aspects 8