The purpose of the study was to investigate how grading of students in primary school affected achievement measured by grades one year later, and how the effect varied as a function of cognitive ability, gender and socio-economic status. The data derive from The Evaluation Through Follow Up longitudinal project. Through a national curriculum…

The purpose of the study was to investigate if academic and social self-concept and motivation to improve in academic school subjects mediated the negative effect of summative assessment (grades) for low-ability students' achievement in compulsory school. In two previous studies, summative assessment (grading) was found to have a differentiating…