Sources of longitudinal achievement data are increasing thanks partially to the expansion of available interim assessments. These tests are often used to monitor the progress of students, classrooms, and schools within and across school years. Yet, few statistical models equipped to approximate the distinctly seasonal patterns in the data exist,…

School Improvement Grants (SIGs) exemplify a capacity-building investment to spur sustainable changes in America's persistently lowest-performing schools and stimulate the economy. This study examines both short- and longer-term effects of the first two cohorts of SIG schools from four locations across the country. Dynamic…

This study aims to determine students' characteristics that predict their academic success. The study group consisted of 4,229 students studying at middle schools in Burdur. The data were collected using a questionnaire in the 2014-2015 academic year and analyzed using CHAID (Chi-squared Automatic Interaction Detection) analysis, a type of…

Background: Fractions continue to pose a critical challenge for students and their teachers alike. Mathematics education research indicates that the challenge with fractions may stem from the limitations of part-whole concepts of fractions, which is the central focus of fractions curriculum and instruction in the USA. Students' development of more…

We examined how the development of familism values from 5th to 10th grade relates to 12th-grade prosocial tendencies (after controlling for 10th-grade prosocial tendencies) using a stratified random sample of 749 Mexican American adolescents (M = 10.42 years of age at 5th grade; 48.9% girls) from 35 culturally and economically diverse…

In response to a request for additional analyses, in particular reporting confidence intervals around the results, we re-analyzed the data from prior studies. This supplementary report presents the results of the additional analyses addressing classification accuracy, reliability, and criterion-related validity evidence. For ease of reference, we…

This research was carried out to reveal the bioethical values that special, talented students have about the socioscientific issues that they may encounter in everyday life. Scanning model was used in the research from quantitative research methods. The study's working group is composed of special talented fifth, sixth, seventh, eighth, ninth, and…

In response to a request for additional analyses, in particular reporting confidence intervals around the results, we re-analyzed the data from prior studies. This supplementary report presents the results of the additional analyses addressing classification accuracy, reliability, and criterion-related validity evidence. For ease of reference, we…

This study investigates the relationship between School Library and Students' achievement on a population sample of 9896 Schools. Many international researches confirmed the importance of the School Library for the Students learning. Recently the IEA PIRLS survey has revealed a positive relationship between the Reading comprehension performance…

The purpose of this paper is to showcase new research that seeks to provide guidance on the heterogeneity of treatment effects by utilizing the variance of demographic differences in state assessments. This study is focused on a simple randomized block design where students are nested within schools, and within each school students are randomized…

The present study reports on the psychometric defensibility of the Psychological Wellbeing and Distress Screener (PWDS), which is a 10-item self-report behavior rating scale for measuring youth's bidimensional (also known as dual-factor or two-continua) mental health. The PWDS was developed using preexisting items within the Health Behavior in…

Past research has investigated the development of stereotypes surrounding race and gender in children; however, there is a lack of literature examining the development of children's stereotypes of older adults. In this study, 163 children from four grades: first (n = 44), fourth (n = 49), fifth (n = 35), and eighth (n = 35) completed a new…

While there is widespread agreement that one-size-fits-all professional development (PD) initiatives have limited potential to foster teacher learning, much existing PD is still designed without attention to teachers' motivations and needs. This paper shows that the strengths and weaknesses of middle school mathematics teachers that engage in PD…

The aim of this study is to analyse the participation motivation for extracurricular activities; study on primary school students. It also analysed whether such factors as age and sex change on the basis of their participation motivation. The population of the study is composed of 797 students in primary school and, the sample is composed of 513…

Pedagogical agent is generally described as educational programs that guide, motivate learners while encouraging them during learning by providing feedback. The tasks (informative, guiding, or friend, etc.) and types (human-like, cartoon character, audio, text, etc.) of these modules can be classified based on various variables. Although…