Mathematics-Study and teaching Competency-based education 1 Constructivism-Education 1 Dissertations, Academic (Ph.D) 1 Internet in education 1 Learning strategies 1 Learning-Physiological aspects 1 Mathematics-Computer network resources 1 Mathematics-Psychological aspects 1 Multiple intelligences 1 Problem-based learning 1 Science-Study and teaching 1 Secondary education- Kerala 1 Thesis (Ph.D)-Education 1