Antisocial peer behavior and low parental knowledge of adolescents' activities are key interpersonal risk factors for adolescent substance use. However, how the magnitude of associations between these risk factors and substance use may vary across adolescence remains less well understood. The present study examined the age-varying associations of…

This study investigated the development of evaluation in narratives from middle to late childhood, within the context of differentiating between spoken and written modalities. Two parallel forms of a picture story were used to elicit spoken and written narratives from fourth- and sixth-graders. It was expected that, in addition to an increase of…

The study examined differences in students' conceptual and procedural knowledge of angles among two grades and gender. Participants were 382 sixth and 376 seventh graders from a metropolitan city in Turkey. Turkish students' conceptual and procedural knowledge of angles declined from sixth to seventh grade. Gender differences were found for…

The purpose of this research is to compare the previous stereotypes of the scientist image and the current stereotypes of the inventor image among Korean students. For this purpose, three primary schools located in the metropolitan area of Korea were selected under a convenience sampling method, with one class selected for each of the 2nd, 4th,…

This study investigates multiple-level antecedents of cyberbullying victimization among early adolescents. Data from the Health Behavior in School-Aged Children, 2009 to 2010 cohort study in the United States were used. The sample included White, Black, Latino, and Asian adolescents, ages 10-14 (N = 8481). Bivariate analysis, logistic regression,…

The capacity to cope with test anxiety that contain high concentrations of cognitive, behavioral, and physiological manifestations, is becoming increasingly important in educational contexts as well as evaluative settings. The developing ability to deal with test anxiety relative to the increasingly strict evaluative practices students encounter…

This study examined age-related changes in friend similarity on delinquency to determine whether deviant behavior homophily peaks during mid-adolescence. A community sample of 1,663 male and 1,826 female Swedish youth from Grade 5 (M = 11.21 years) to Grade 10 (M = 16.25 years) provided self-reports of delinquency. Friendships were identified from…

Challenges with numerical proficiency at an early age can lead to substantial gaps in learning and are associated with detrimental long-term outcomes. In addition, students with emotional-behavioral disorders (EBD) can have some of the most challenging behavioral and academic needs to address. The purpose of this study was to identify the effects…

Super Star Chef is an experiential summer youth nutrition education and cooking program designed to enhance participants' nutrition knowledge, food preparation skills, cooking self-efficacy, and intention to eat more fruits and vegetables. In a program evaluation comprising a single-sample pretest-posttest design, participants' pretest and…

This study is a descriptive research study, which was conducted to determine personal and social responsibility levels of secondary school students. The research group is comprised of 602 (285 females, 317 males) students who are studying at the state schools under the Directorate of National Education in Konya Province. In obtaining the research…

This study examines developmental change across adolescence in the similarity of friends versus nonfriends. This differential in similarity is a key aspect of the organization of the peer context of development: The stronger the correlation between friends for an attribute, the more the attribute delineates clustering and divisions of friendships.…

There is fear that adolescents have limited control over their digital technology use. The current research examines longitudinal (Study 1) and daily (Study 2) associations between U.S. adolescents' self-control and digital technological impairment and use. Using a large sample (N = 2,104; Wave 1: M[subscript age] = 12.36, 52% female, 57%…

In this article we present a new method for estimating children's total vocabulary size based on a language corpus in German. We drew a virtual sample of different lexicon sizes from a corpus and let the virtual sample "take" a vocabulary test by comparing whether the items were included in the virtual lexicons or not. This enabled us to…

The purpose of the study was to explore how fixed and modifiable family, activity, and school factors affect a student's myopia risk and severity. We used national cross-sectional data from Taiwanese children in Grades 4-6. Bivariate and multivariate analyses, including logistic and ordinary least squares regression, examined factors related to…

Developmental learning difficulties are among the prevalent exceptionalities school learners have today. In this regard, identification and placement are among the facilitators of later successful intervention for these groups of learners (WestOlatunji, Shure, Pringle, Adams, Lewis & Cholewa, 2010). However, there are not enough resources such…