A perceived difficulty is associated with physics problem solving from a learner's viewpoint, arising out of a multitude of reasons. In this paper, we have examined the microstructure of students' thought processes during physics problem solving by combining the analysis of responses to multiple-choice questions and semistructured student…

The role of assessment in the chemistry classroom is ultimately tied to the nature of the assessments available for use. Because they provide data that can inform decisions about curricular changes, or new pedagogies, the incorporation of new assessment strategies can play an important role in how educational and curriculum reform is carried out.…