Surveyed 10th graders from 32 Colombian public schools to examine risk behaviors related to depression and suicide. About 21 percent of respondents expressed suicidal feelings. This transcended to actual plans in 19 percent of respondents, while 16 percent reported at least one attempt in the previous 30 days. Suicidal thoughts and attempts…

This study examined the relationship between extracurricular activities and academic achievement for girls with different ethnic backgrounds in eighth and tenth grade. Participants include 4382 American girls (78% Caucasian, 9% Latina, 7% African American and 6% Asian Pacific Islander). It was expected that in-school academic organized activities…

Most studies about students' conceptions and conceptual change are based exclusively on the analysis language, which is treated as a tool to make private contents of the mind public to researchers. Following recent studies that focused on (a) language and discursive practice and (b) the pragmatics of communication that draws on talk, gestures, and…

Do students tend to set similar types of goals throughout the school year, or do their goal orientations shift over time? If students become more oriented toward mastery or performance over the course of the year, do they improve in their academic achievement, have a more positive affect toward class, and develop the cognitive propensities that…

A writing task assigned to tenth grade students of a biotechnology unit is elaborated wherein they practiced literacy skills and demonstrated knowledge integration by communicating their understanding to seventh-grade students. The standards put forward by the National Research Council are fulfilled by such teaching strategies.

Objective:: The experience of being harassed is associated with various forms of maladjustment. This study examined the prevalence of three domains of harassment, and their associations with emotional and behavioral problems. Method:: A total of 4,130 young people in 6th through 10th grade in 66 primary and secondary schools in Norway completed…

Controversies around definitions and perceptions of gangs are heightened by the scarcity of research on crews. In an open-ended interview, 77 Latino 10th graders from a random longitudinal sample provided information about gangs and crews. Although less than 10% reported having been in gangs or crews, 84% reported having personal contact with…

In spring 2007, four Massachusetts Comprehensive Assessment System (MCAS) Science and Technology/Engineering (STE) operational tests were introduced at the high school level (grades 9 and 10): Biology, Chemistry, Introductory Physics, and Technology/Engineering. Over 100,000 Massachusetts public high school students in grades 9 and 10 participated…

This study was conducted to investigate the effectiveness of learning activities based on conceptual change conditions and traditionally designed physics instruction on tenth-grade students' understanding of static electricity concepts and their attitudes toward physics as a school subject. Misconceptions related to static electricity concepts…

This paper reports on an empirical investigation into secondary school students' experiences of participating in a school production of the Cole Porter musical, "Anything Goes." The study was prompted by the absence in the research literature of any qualitative investigation of the extra-curricular activities that form a vital part of…

This article describes a portion of a long-term action-research project investigating the teaching of the science of transportation to high school students using the case study or experiential method. Other aspects integrated with the project-oriented study are the use of Constructivist theory, the Socratic Method, and the incorporation of…

A social developmental framework was applied to test for the socialization of homophobic attitudes and behavior within adolescent peer groups (Grades 7-11; aged 12-17 years). Substantial similarity within and differences across groups were documented. Multilevel models identified a group socializing contextual effect, predicting homophobic…

This study investigated the effectiveness of conceptual change texts in remediating high school students' alternative conceptions concerning chemical equilibrium. A quasi-experimental design was used in this study. The subjects for this study consisted of a total 78 tenth-grade students, 38 of them in the experimental group and 40 of them in the…

This article describes both normative changes and individual differences in the gender composition of girls' and boys' friendship networks across adolescence and predicts variations in these changes. It also examines changes in the characteristics (context, age difference, closeness, and support) of same- and other-sex friendships in the network.…

The authors examined circumplex models of interest structure across time (Grades 8, 10, and 12), gender, and analytic method in a secondary analysis of vocational interest type (Realistic, Investigative, Artistic, Social, Enterprising, and Conventional) data generated from the American College Testing database (national sample of 69,987 students).…