Dissertations Dissertations, Academic 90 Science 86 Study and teaching 49 Study and teaching (Secondary) 25 Science teachers 14 Mathematics 12 Study and teaching (Elementary) 10 Attitudes 9 Study and teaching (Higher) 8 Computer-assisted instruction 7 English language 7 Teachers 7 Teacher effectiveness 6 Training of 6 Technology 5 Academic achievement 4 Educational technology 4 Effective teaching 4 Mathematics teachers 4 Study and teaching (Primary) 4 Thought and thinking 4 Critical thinking 3 Teaching 3 Aids and devices 2 Cognitive learning 2 Creative thinking 2 Curriculum change 2 Educational tests and measurements 2 Environmental education 2