Teachers Training of 20 Education 18 Teaching 18 United States 9 In-service training 8 Training 7 Study guide 6 Teacher effectiveness 6 Dissertations, Academic (Ph.D) 5 Education-Study and teaching 5 Educational leadership 5 Effective teaching 5 Rating of 5 Study and teaching 5 Great Britain 4 Mentoring in education 4 Professional learning communities 4 School management and organization 4 Students 4 Thesis (Ph.D)-Education 4 Classroom management 3 Curriculum 3 Educational sociology 3 Handbook 3 India 3 Individualized instruction 3 Primary education 3 Professional relationships 3 School improvement programs 3