Recently a novel instrument -- the Core Academic Language Instrument (CALS-I) -- aimed at testing a constellation of school-relevant English language skills was developed and validated for use in the United States (Uccelli, Barr, Dobbs, Galloway, Meneses and Sánchez, 2015. Core Academic Language Skills: An expanded operational construct and a…

This case study investigates, at three Swedish schools, primary school students' knowledge of the equal sign. The schools were chosen as representatives of schools whose students have different socioeconomic backgrounds. The data consist of Grade 3 and 6 students' responses to an assessment form based on Matthews et al. ("JRME,"…

Bullying is a peer relational problem that can inflict psychological harm onto both those who are victimized and those who witness it occur. Fostering a positive classroom environment is an important protective factor in preventing bullying. Authoritative classroom climates may protect victimized and bystander youth from negative mental health…

This study explores the relationship between the time children spend outdoors with critical social and health factors. We use questionnaire data from the 2017-2018 Health Behaviour in School-aged Children (HBSC) study in Iceland, focused on children in the 6th, 8th, and 10th grades. All Icelandic schools with pupils in these classes were invited…