The present study investigates the effects of the Kagan cooperative learning (CL) model on the English oral communication ability of Bhutanese students. A quasi-experimental design was employed using two classes: the control group (n=22) and experimental group (n=23). The participants of this study were forty-five students of Tsheyang Higher…

The purposes of this study were to develop a culture specific critical thinking ability test for 6, 7, and 8. grade students in Turkey and to use it as an assessment instrument for giftedness. For these purposes, item pool involving 22 items was formed by writing items focusing on the current and common events presented in (Turkish) media from…

This study investigated firstly the reliability and validity of an Indonesian version of the "Questionnaire on Teacher Interaction" (QTI). Second, perceptions of Indonesian secondary school teachers' interpersonal behaviour as perceived by students and teachers were studied with the QTI. Third, differences between students' and teachers'…

Development of the Common Core State Standards (CCSS), and the creation of the Smarter Balanced Assessment Consortium (Smarter Balanced) and the Partnership for Assessment of Readiness for College and Careers (PARCC), changes the pattern of accountability testing. These changes raise the question: "How should NAEP's validity and utility be…

This dissertation is comprised of three manuscripts and presents a line of research aimed at improving the measurement of bullying in schools. The first manuscript investigated the impact of an educational video on self-reports of bullying. A sample of 1,283 middle school students in randomly assigned classrooms either watched or did not watch an…