This study inventoried the types of developmental and negative experiences that youth encounter in different categories of extracurricular and community-based organized activities. A representative sample of 2,280 11th graders from 19 diverse high schools responded to a computer-administered protocol. Youth in faith-based activities reported…

The data presented in this article were obtained in a questionnaire survey of 2,893 students in the seventh, ninth, and eleventh grades of general education schools in Moscow. The survey was conducted by the Center of Sociology of Education of the Russian Academy of Education in 2002. Earlier publications by the same authors dealing with materials…

Much has been written concerning the potential group differences in responding to multiple-choice achievement test items. This discussion has included references to possible disparities in tendency to omit such test items. When test scores are used for high-stakes decision making, even small differences in scores and rankings that arise from male…

Conducted in urban and rural schools in two provinces of South Africa, the present study reports biology learners' understanding of concepts about genetics and inheritance. Participants were Grade 11 and 12 learners, aged 15-16 years. The tools included a written questionnaire, interviews, pre- and post-paper and pencil tests and focus group…

Emerging from a human constructivist view of learning and a punctuated model of conceptual change, these studies explored differences in the structural complexity and content validity of knowledge about prehistoric life depicted in concept maps by learners ranging in age from approximately 10 to 20 years. Study 1 (cross-age) explored the…

This document presents student work on the Science test which was completed as part of a Graduate Exit Exam (GEE) 21 assessment. The test is made up of forty multiple--choice items, four independent short?answer items, and one comprehensive science task. The science task consists of three short--answer items and one essay, all of which are based…

This study took an experimental approach to evaluating test speededness. In order to assess the benefits of extra time (or the penalty of strict time limits) on new SAT scores, sections that were designed to be administered with a 25-minute time limit were administered with a 40-minute time limit (or slightly more than time and a half) as part of…

It is recognized widely that learning is a dynamic and idiosyncratic process of construction and reconstruction of concepts in response to new experiences. It is influenced by the learner's prior knowledge, motivation, and sociocultural context. This study investigated how year 11 and 12 physics students' metacognition influences the development…

English Language Arts class in a predominantly white suburban high school may seem like an unlikely site for transformational pedagogy. Teachers and students speak the same national language and most of the teachers grew up and were educated in working class communities. Despite these roots, it is far too easy for teachers to forget that our…

Peer contagion of adolescent males' aggressive/health risk behaviors was examined using a computerized "chat room" experimental paradigm. Forty-three 11th-grade White adolescents (16-17 years old) were led to believe that they were interacting with other students (i.e., "e-confederates"), who endorsed aggressive/health risk behaviors and whose…

This paper reports a study of how students may connect the limiting process inherent in the derivative to the limit of the difference quotient (LDQ) when solving problems. The data was collected mainly through task-based interviews with five eleventh grade students. It was found that the students used various kinds of limiting processes and…

The study was carried out with 175 Turkish students by using drawings at different ages understanding of gene, DNA and chromosome concepts. Students from 8th, 9th, 11th grades and, science and biology student teachers were simply asked to draw the structure of gene, DNA and chromosome in a cell and also to give explanations about these three…

This general achievement trends profile includes information that the Center on Education Policy (CEP) and the Human Resources Research Organization (HumRRO) obtained from states from fall 2008 through April 2009. Included herein are: (1) Bullet points summarizing key findings about achievement trends in that state at three performance…

This work presents the analysis of the 2001 Brazilian Basic Education Evaluation System (SAEB) achievement exam. The SAEB tested 4th, 8th, and 11th grade students, in mathematics and reading (Portuguese). We classified the students into seven socioeconomic classes, and for each class, compared the test results according to frequency of computer…

In this study, we examined the associations between organized activity participation during early adolescence and adjustment in a large and economically diverse sample of African American and European American youth. The sample included 1,047 youth (51% female and 49% male and 67% African American and 33% European American). We used analysis of…