In a recent empirical article published in "Cognition" (Johnson, Burgoyne, Mix, Young, and Levine [2022]. "Cognition," 218, 104918), we examined the relationships between spatial and mathematics skills in a cross-sectional sample of 1,592 children that included kindergarteners, third graders, and sixth graders. We tested…

We investigated mental rotation in children by systematically varying the adult cube aggregate's set size, rotation angle, and picture/depth plane rotations in a new test. Eighty 4- to 11-year-old mainly middle-class children (British Indian and British African majority and white minority; 40 girls and 40 boys) were assessed using the new…

The study investigates peer aggression and sexual harassment among young adolescents in Finland and Turkey. Sex differences and the interaction effect between country of residence and sex are also examined. A questionnaire was completed by 1,747 adolescents (1, 268 from Finland, 479 from Turkey, M[subscript age] = 14.1). Six different forms of…

The transition from middle school to high school can be difficult for many students due to increases in school size, the structure of an academic schedule, and the complexity of social interactions in high school. However, Black boys face unique challenges during this transition period due to racism and structural inequalities. In response to…

The present study performed a systematic comparison of DSM-5 and ICD-11 diagnostic criteria for reading disability. We quantitatively investigated the consequences of using DSM-5 or ICD-11, and of the different ways of implementing each diagnostic criterion on the prevalence of reading disability. We did so in a representative sample of the…

Purpose: To examine the factor structure and measurement invariance of the Körperkoordinations Test Für Kinder (KTK) and covariates of motor competence in a sample of Iranian children aged 5-14 years. Methods: Participants were children aged 5-14 years (N = 432, 61% boys). Age, sex, and body mass index were collected. Confirmatory factor analysis…

This exploration of the "Phi Delta Kappan" archives shows the magazine's long history of addressing issues of sex and gender in schools. Past articles have covered the professional roles of men and women, the education needs of boys and girls, sex education programs, and the treatment of LGBTQ+ teachers and students. The magazine's…

Purpose: Current in-school physical activity (PA) policies lack regulation, which testifies to the urgency of monitoring in-school moderate to vigorous PA (MVPA). This study quantifies the demographical differences of in-school PA among elementary students. Methods: Fourth grade students wore accelerometers during school for 1 week. The teachers…

Background: Pleasure is often a key feature of school physical education (PE) and, indeed, a lot of students find pleasure in and through PE while others do not. However, pleasure is rarely considered to be of educational value in the subject [Pringle, R. (2010). "Finding Pleasure in Physical Education: A Critical Examination of the Educative…

Small but robust differences in cognition exist between the sexes in adult populations. Studying sex differences in children's cognition can bring insight into when, where and how these differences might emerge in development. Here, we focus on differences in working memory because of its importance in underpinning a wide range of complex…

The study examined the relationship between young adolescents' sources of information on sex and precursors to sexual activity. Surveys were conducted with 3,940 Latino sixth grade students. According to results, girls who received information from their parents were less likely to engage in sex precursors. For boys, getting information from other…

This study explored if adolescents' style of decision-making is related to the sex composition of their friendship groups. Using data on 13,413 members of the Millennium Cohort Study at ages 11 and 14 years, we explored reciprocal associations between decision-making, measured with the Cambridge Gambling Task, and own-sex and other- or mixed-sex…

There are consistent correlations between mathematics achievement, attitudes, and anxiety, but the longitudinal relations among these constructs are not well understood nor are sex differences in these relations. To address this gap, mathematics achievement, attitudes, and anxiety were longitudinally assessed for 342 (169 boys) adolescents from…

This case study examined the characteristics of classroom discourse during physics lessons in two single-sex high school classes--a boys' vs. a girls' class. All lessons were taught by the same teacher and covered the same topics. For each class, six lessons were recorded, transcribed, and coded and the characteristics of the discussion were…

This study investigated the relationships that children living in rural regions in Turkey have with the opposite sex and the roles of boys and girls with respect to peer culture. Qualitative data collection methods such as observation, interview, and document analysis were used and the data were analysed through qualitative data analysis methods.…