High-achieving minority students have fewer friends than their majority counterparts. Exploring patterns of friendship formation in the Add Health data, we find strong racial homophily in friendship formations as well as strong achievement homophily within race. However, we find that achievement matters less in cross-racial friendships. As a…

Biology, a living science, is known as a balance and complement among other branches of science. Just like the science of biology, biology as a course also plays a very important role among other courses at all school types and grades. It is thought that the adults of the future should not be deprived of knowledge in the field of biology and…

The purpose of this study was to explore career outcomes in young adulthood among adolescents with ADHD and/or high abilities. The sample included respondents who had the ability and ADHD measures from Waves 1 (1995), 3 (2002), and 4 (2009) of the National Longitudinal Study of Adolescent and Adult Health in-home questionnaire. Using multiple…

We investigated how high school mathematics course placement contributes to inequalities in college preparation for students categorized as "English Learners" (ELs), especially "long-term" English Learners (LTELs). We devised a base-2 enumeration approach that allowed us to process complex transcript data from one school…

Turkish world geography is a vast geography. In its broadest sense, it expands from Balkans in the west to the Pacific Ocean in the east; from the Arctic Ocean in the North to Tibet in the South. The subject of our study is Azerbaijan which is one of the independent states in this geography. In the study, similarities and differences of Turkish…

Nonacademic skills related to college and career readiness (CCR) have become more prevalent in the literature as proposed conceptual models and frameworks, yet little empirical research exists in their support. We employed latent variable modeling to empirically test a previously proposed six-domain framework of CCR for adolescents with and…

This report summarizes grade-level promotion and graduation outcomes for 2,163 Austin Independent School District (AISD) students who participated in the DELTA Program in 2019-2020. Seventy-four percent of DELTA students in 9th through 11th grades were promoted to the next grade level and of the DELTA students in 12th grade, 83% graduated from…

Purpose: The purpose of the study was to evaluate the implementation and impact of the IDEA Public Schools' Mathematics Curriculum Redesign (MCR) effort, funded by an Innovation and Research (EIR) grant. Methods: The study used a quasi-experimental matching design to examine the effect of MCR on student achievement outcomes. The study compared…

The characteristics of and risk factors associated with binge drinking among South Korean and American adolescents were identified in this study. Data on adolescents in the 9th to 12th grades were extracted from two nationwide data sets: the Korea Youth Risk Behavior Web-based Survey System and the U.S. Youth Risk Behavior Surveillance System.…

This study examines the development of self-esteem in a sample of 138 Australian adolescents (90 males; 48 females) with cognitive abilities in the lowest 15% (L-CA) and a matched sample of 556 Australian adolescents (312 males; 244 females) with average to high levels of cognitive abilities (A/H-CA). These participants were measured annually…

The introduction of the Annual National Assessment (ANA) programme by the South African education department was met with much resistance from unions with some stating that it is not matched well to the curriculum. In this small-scale study, I compare the differences in outcomes between the internal summative assessment and the ANA for Grade 9…

The concurrent and longitudinal associations between popularity, likeability, and prosocial behavior were evaluated in this three-year study of middle school and high school Chinese adolescents. The initial sample included 766 middle school (mean age = 13.3 years) and 668 high school participants (mean age = 16.6 years); there were 880 (399 girls)…

A common belief in United States culture is that "...sports can provide opportunities for personal growth and social development." (Ewing, 1997). Unfortunately, more recent research has suggested there is a growing trend to the contrary. As a result, those whose work it is to develop an athlete's morality should seek out strategies that…

Background: Recent research investigating the conditions under which science teachers can successfully implement science education reforms suggests that focusing only on professional development to improve content knowledge and teaching skills--often referred to as human capital--may not be enough. Increasingly, possessing social capital, defined…

There is a growing evidence that flipped classrooms are associated with increased levels of student engagement, as compared to engagement in "traditional" settings. Much of this research, however, occurs in post-secondary classrooms and is based upon self-reported engagement data. This study seeks to extend existing flipped classroom…