The purpose of this research is to examine assessment and evaluation activities of secondary school 9th and 10th grade physics textbooks in Turkey according to the revised Bloom Taxonomy and PISA science literacy competence levels. In this study document review, a qualitative research method was used. Within the scope of the study, assessment…

This study investigates the effect of a conceptual change approach over traditional instruction on students' understanding of DNA, gene and chromosome concepts. 52 10th grade students belonging two different classes participated the study. One of the classes was assigned randomly to the control group, and the other class was assigned randomly to…

The purpose of this study was to investigate Grade 10 Thai students about their understanding on inter- and intramolecular forces. Sixty four students were elicited by administered open-ended questions after finishing normal instruction on chemical bonding topics. The instrument was in a set of open-ended questions which contained a number of…

The purpose of this research was to examine the effects of implementation of argumentation in a physics classroom on students' reasoning. This research is both quantitative and qualitative in nature. Experimental design was used for the study. For the quantitative aspect of the research, students' prior knowledge in the beginning of the…