Study and teaching (Primary) Teachers 9 Attitudes 8 English language 5 Training of 5 Science 4 Teacher effectiveness 4 Chinese language 3 English teachers 3 Foreign speakers 3 Mathematics 3 Natural history 3 Science teachers 3 Interaction analysis in education 2 Mathematics teachers 2 Nature study 2 Study and teaching 2 Teacher-student relationships 2 Ability testing 1 Blended learning 1 Classroom management 1 Computer-assisted instruction 1 Critical thinking 1 Curriculum planning 1 Education 1 Education and training 1 Education effectiveness 1 Educational technology 1 Educational tests and measurements 1 Effective teaching 1