Teachers Training of 439 Teaching 214 In-service training 150 Education 142 Rating of 65 Study and teaching 59 Schools 54 Effective teaching 47 Attitudes 43 Educational technology 37 Job stress 36 Professional relationships 36 Vocational guidance 31 Professional ethics 29 Teacher effectiveness 29 Mentoring in education 28 Research 27 Examinations 24 Psychology 24 Classroom management 23 Biography 22 Humorous stories 21 Student teachers 20 Student teaching 20 Action research in education 19 Case studies 19 Curricula 19 Computer-assisted instruction 18 Educators 18