Background: This study examines the relationship between adolescents' biophysiological stress (i.e. cortisol, alpha-amylase and oxidative stress) and the development of grit and school engagement over one school year. Aims: The study aims to identify how objective stress affects grit and three dimensions of school engagement. Based on the…

Students in higher education have been shown to have difficulties in developing their critical thinking skills, such as analysis and problem solving, reasoning and argumentation. Open-ended tasks offer opportunities for students to develop their own interpretations of various sources, to critically analyse domain-specific knowledge and utilize…

This study reports on our steps toward achieving a conceptually coherent and empirically validated learning progression for carbon cycling in socio-ecological systems. It describes an iterative process of designing and analyzing assessment and interview data from students in upper elementary through high school. The product of our development…