Dissertations Mathematics Dissertations, Academic 111 Study and teaching 56 Study and teaching (Secondary) 29 Computer-assisted instruction 14 Mathematics teachers 12 Science 12 Educational technology 10 Attitudes 7 Study and teaching (Elementary) 7 Study and teaching (Primary) 6 Teachers 6 Computer assisted instruction 5 Teaching 5 Academic achievement 4 Boundary layer 4 Effective teaching 4 Group work in education 4 Heat 4 Interactive multimedia 4 Problem solving 4 Science teachers 4 Software 4 Study and teaching (Higher) 4 Teacher effectiveness 4 Training of 4 Transmission 4 Audio-visual aids 3 Concept learning 3