In this study, which is aimed to investigate the balance principle of the secondary school science curriculum, a case study, one of the qualitative research methods, was employed. In the study, which was conducted by using case design, data analysis was performed by using teacher opinions, observation, and document analysis. The weighted kappa…

This research evaluated the implementation of a climate science curriculum intervention for students in Grades 4 and 5, including those who were typically achieving and those with difficulties in mathematics, reading, or both. Pre- and posttests of measurement and climate change science concepts were administered at the beginning and end of each…

This study focuses on how the treatment effects of a teacher professional development initiative in science differed by school capacity. In other words, the authors are primarily concerned with treatment effect heterogeneity. As such, this paper complements ongoing evaluation of the average treatment effects of the initiative over time. The…