Hafizud Din
Effectiveness of problem based teaching on students achievements and conceptual understanding in chemistry at secondary level in Chitral : MPhil Science Education Hafizud Din - Islamabad: Allama Iqbal Open University, 2021. - 83p.
HB
Eng
Chemistry-Study and teaching-Secondary level
Dissertations, Academic--MPhil Science Education
540.712 / HAE
Effectiveness of problem based teaching on students achievements and conceptual understanding in chemistry at secondary level in Chitral : MPhil Science Education Hafizud Din - Islamabad: Allama Iqbal Open University, 2021. - 83p.
HB
Eng
Chemistry-Study and teaching-Secondary level
Dissertations, Academic--MPhil Science Education
540.712 / HAE