Studies analyzing explanations that have been constructed by science students have found that they were generally weak and lack necessary features. The goal of this study was to establish the competencies that one needs to construct a scientific explanation. Scientific explanations can be looked at in three ways, in terms of their function, form…

We report on the development, validation, and implementation of a collection of test items designed to detect misconceptions related to first-year computer science courses. To this end, we reworked the development scheme proposed by Almstrum et al. ("SIGCSE Bulletin" 38(4):132-145, 2006) to include students' artifacts and to…

The purpose of this study is to examine a mathematics student teacher's lessons by using example types named "teaching concepts and procedures" and "the provision of exercises." The participant's two lessons regarding the probability concept were observed and the semi-structured interviews were realized. The participant…

This study draws on data from descriptive case studies of 15 high schools, three in each of five states. The findings highlight constraints in the availability of college counseling, differences in the availability of college counseling across schools, and the influence of schools, districts, higher education institutions, and states on the…