Mathematics Study and teaching (Secondary) Dissertations 24 Dissertations, Academic 24 English language 10 Problem solving 7 Study and teaching 7 Computer-assisted instruction 6 Mathematical ability 6 Science 6 Usage 6 Academic achievement 5 Fractions 5 Mathematics teachers 5 Testing 5 Attitudes 4 Curricula 4 Problems, exercises, etc 3 Case studies 2 Educational technology 2 Effective teaching 2 Equations, Quadratic 2 Graphic calculators 2 Graphic methods 2 High school students 2 Mathematical models 2 Outlines, syllabi, etc 2 Science teachers 2 Software 2 Students 2