In a longitudinal design, we measured 50 low-achieving adolescents' reading comprehension development from Grades 7 to 9. There were 24 native Dutch and 26 language minority students. In addition, we assessed the roles of (a) linguistic knowledge, (b) metacognitive knowledge, and (c) reading fluency in predicting both the level and growth of…

This study examined the role of peer acceptance and perceived popularity in bullying and victimization in early adolescent peer groups. Peer acceptance is the degree to which adolescents are well liked by their peers; perceived popularity indicates visibility, dominance, and prestige. It was hypothesized that acceptance negatively predicts…

This paper presents the results of a study on students' appreciation of information and communication technology (ICT) applications in schools for general secondary education. We investigate to what extent students from different gender and ethnic backgrounds appreciate various characteristics of ICT tools. The research question is, "How are…

Ensuring a safe learning environment for students is a major responsibility of educators and policymakers around the world. Based on the secondary analyses of the Trends in International Mathematics and Science Study (TIMSS) data collected from 33 countries in 1999, the study found that 8th graders who witnessed their friends' violence…

To enable improvements in school health promotion, this paper examines associations between the number of health-promotion issues addressed by primary school teachers in the Netherlands and factors thought to influence this behavior. The main factors studied are context characteristics and constructs of attitude, social influence, self-efficacy…

Adolescents' perceptions of persons their age who smoke cigarettes (also known as prototypes of smoking peers) play a critical role in an adolescent's decision to start smoking. However, adolescents' perceptions of their peers who do not smoke (prototypes of nonsmoking peers) could be implicated in adolescents' smoking decisions as well. In the…

The Second International Conference on Educational Data Mining (EDM2009) was held at the University of Cordoba, Spain, on July 1-3, 2009. EDM brings together researchers from computer science, education, psychology, psychometrics, and statistics to analyze large data sets to answer educational research questions. The increase in instrumented…