An emerging body of research documents a relationship between sleep quantity and delinquency during adolescence. Absent from this line of research, however, is an evaluation of whether the associations between sleep duration and different forms of delinquency vary across periods of adolescence and sex. The current study aimed to address this gap…

Background: In many countries and regions, such as the United States, Europe and China, a trend has emerged in which students' enthusiasm for STEM is declining. This decline may be related to students' lack of science self-efficacy. An accurate examination of students' science self-efficacy can provide a research foundation for how to cultivate…

The present study investigates the effect of three neo-Piagetian constructs, namely Formal Reasoning (FR), Field Dependence/Independence (FDI) and Divergence (DIV), as well as the effect of age and gender, on students' portrayed representations of the atomic structure, considering their degree of coherence. For this purpose students'…

Background: The comprehensive school health (CSH) framework has four components: social and physical environment; partnerships and services; teaching and learning; and policy. This study examines associations between CSH and student physical activity (PA). Methods: Using 2015/2016 COMPASS study survey data of 37,397 students (grades 9-12) from 80…

The tables in this report provide national-level estimates of the extent to which students ages 12-18 enrolled in grades 6-12 experience bullying during school. The tables show how bullying victimization varies by student and school characteristics such as sex, race/ethnicity, grade, household income, region, school locale, school enrollment size,…

The purpose of this study was to investigate the interplays among the critical thinking disposition, cognitive flexibility, math anxiety and math achievement with structural equation modeling and determine the degree of the mediating effect of math anxiety in primary, middle and high schools. Within the scope, we also focused on the predicting…

This study aimed to examine the prevalence and predictors of depression and anxiety among senior high school students in Jordan during the COVID-19 pandemic. The study used an anonymous online survey that targeted senior high school students in Jordan. Almost two thirds of students reported depressive symptoms and anxiety. Father's level of…

A widely used instrument was implemented to ascertain the mathematical modelling competency displayed by a cohort of South African learners in grade 10 and grade 12 of the school mathematics programme in South Africa. The cohort comprised 471 grade 10 and 200 grade 12 learners from schools serving learners from low socio-economic status…

This study aims to determine the views of students with refugee status who have emigrated to Turkey for various reasons and are continuing their education in secondary and high schools about the Turkish education system. A total of 149 students (76 male, 73 female) in two different groups, who were attending grades 5-8 and 9-12 in the 2018-2019…

Achieving scientific literacy is an essential outcome of science education and is comprised of knowledge of scientific content, the process of scientific inquiry, and understanding the Nature of Science (NOS; National Research Council, 1996). NOS refers to the characteristics of scientific knowledge that are derived from the results of the process…

The International Association for the Evaluation of Educational Achievement (IEA) Research for Education series represents a further effort by IEA to capitalize on it's unique datasets, so as to provide powerful information for policymakers and researchers. Each report focuses on a specific topic and is produced by a dedicated team of leading…

Among a sample of 472 Indigenous high school students, juxtaposed with 15,884 non-Indigenous students from the same 54 schools, we investigated variation in motivation and engagement from school to school, and the role of motivation and engagement in predicting various academic outcomes (aspirations, buoyancy, homework completion, and…

Principals (policy makers) have debated the progress in U.S. student performance for a half century or more. Informing these conversations, survey agents have administered seven million psychometrically linked tests in math and reading in 160 waves to national probability samples of selected cohorts born between 1954 and 2007. This study is the…

The Texas Education Agency (TEA) prepares an annual report on graduates and dropouts in Texas public secondary schools. This report includes state summaries of the annual dropout rate, longitudinal graduation and dropout rates, and state attrition rates. In addition to statewide statistics, the report provides historical information about dropout…

The COVID-19 pandemic and resulting stay-at-home orders created a need for assessing elementary, middle, and high school students' experienced stressors associated with the coronavirus situation. In collaboration with a school district wanting information about their students' well-being during the pandemic school shut-down, the current study…