Problem-based learning Education, Higher 23 Study and teaching (Higher) 23 Problem-solving 22 Educational technology 14 Educational innovations 13 Problem solving 13 Study and teaching 13 Computer-assisted instruction 11 Internet in education 11 Interactive multimedia 8 Curricula 7 Group work in education 6 Mathematics 6 Science 6 Study and teaching (Secondary) 6 Adult learning 4 Creative ability 4 Educational change 4 Interdisciplinary approach in education 4 Media programs (Education) 4 Curriculum planning 3 Methodology 3 Teaching 3 Aids and devices 2 Area studies 2 Assessment technique 2 Culture 2 Educational planning 2 Learning 2