The current study explored the size, stability, and consistency of school effects, using 2 effectiveness indicators: achievements of students at the end of primary school and growth in achievement across 3 years of schooling. The sample consisted of the scores of 25,269 students on 3 subjects, taken in Grades 4 to 6 among 3 cohorts in 319 primary…

The present study investigated the effects of socioeconomic and ethnic classroom composition on developments in students' motivation, sense of classroom belonging, and achievement. A sample of 722 primary school students completed questionnaires from 3rd to 6th grade. Latent growth curve analyses revealed that the reading comprehension scores of…

Background: Changing demographics in societies through international migration have led to an increasing number of bi-ethnic individuals. The focus of this study is on bi-ethnic students with one parent with an ethnic majority background and one parent with an ethnic minority background. Most studies worldwide have grouped these bi-ethnic students…