Many empirical studies carried out to test the three major functions of the Comprehensible Output Hypothesis proposed by Swain lend some support to the Hypothesis in one way or another. This study aims to investigate whether giving the Chinese EFL learners an opportunity for oral output encourages them to notice their linguistic problems in oral…

This research compared the effect of using dictogloss and dicto-phrase tasks on EFL learners' listening comprehension. To fulfill the purpose of the study, a piloted sample Key English Test (KET) was administered to a total number of 90 Iranian female teenage EFL learners at Kish Language School, Tehran, and then 60 were selected based on their…

The purpose of this study is to determine how the use of smart board affects the motivation levels of students. This research was carried out with true experimental group and a control group. The sample of the study consists of 50 sophomore students, studying at the Department of Classroom Teaching of the Elementary Education Division at Gazi…

The purpose of this study is to identify the effect of using metacognitive strategies for problem solving in "geometry" on fifth grade students' achievement, metacognitive skills and attitude. Experimental method was used with a pretest/posttest control group design. Firstly, both groups were subject to a pretest that was comprised of…

This study deals with determining the impact of the performance tasks in the social studies course assigned to the 4th grade students about helpfulness and solidarity on their attitudes and level of acquisition of helpfulness value among students. "Mixed method", which is formed as a result of using a combination of qualitative and…

This study has been an attempt to investigate the impact of cooperative tasks on the lexical development of Iranian intermediate EFL learners. Sixty male and female students, who had scored homogeneously in a teacher-made proficiency test, participated in this study. Both the control and the experimental groups participated in a multiple-choice…

Parent reading beliefs are the ideas that parents have concerning the influence of reading and their own efficacy as language teachers to their children. In the intervention More Languages, More Opportunities, one of the goals is to positively influence the parental reading beliefs. The participants were 16 mother-child couples from bilingual…

Background: Evidence-based psychosocial interventions such as parent training programs are strongly recommended as first-line treatment for preschool-age children with or at-risk of attention deficit/hyperactivity disorder (AD/HD). Objective: Evaluate the effectiveness of the Incredible Years Basic Parent Training (IY) in hyperactive and…

Background: Evaluations of substance use screening and brief intervention (SBI) curricula typically focus on learner attitudes and knowledge, although effects on clinical skills are of greater interest and utility. Moreover, these curricula often require large amounts of training time and teaching resources. This study examined whether a 3-hour…

The Climate Masters at Home program was modeled after Extension "master" classes with the aim of increasing individuals' energy and resource saving behaviors. This article explores the impact of the program on participants' behavior, attitudes, and knowledge over several years of implementation. Data sources include survey…

The research presented here is a continuation of a line of inquiry that explores the impacts of an electronic portfolio software called ePEARL, which is a knowledge tool designed to support the key phases of self-regulated learning (SRL)--forethought, performance, and self-reflection--and promote student learning. Participants in this study were…

Background: Previous cross-sectional studies have suggested an association between asthma and attention-deficit/hyperactivity disorder (ADHD), but the temporal relationship was not determined. Using a nationwide population-based prospective case-control cohort study (1:4, age-/gender-matched), we hypothesized that asthma in infanthood or early…

The purpose of this study was to compare the effects of peer-mediated versus teacher-directed reading intervention on the reading performance of high school sophomores. Participants (n = 57) from the lowest 25th percentile of their sophomore class in reading were assigned randomly to peer-mediated or teacher-directed intervention. Fifteen to…

The purpose of this study is to investigate the effectiveness of explicit-embedded-reflective (EER) instruction in nature of science (NOS) understandings of ninth-grade advanced science students. This study was conducted with 71 students, who were divided into three groups, by using non-equivalent quasi-experimental design. In the treatment…

This article examines changes in the research design, sample size, and precision between the planning phase and implementation phase of group randomized trials (GRTs) funded by the Institute of Education Sciences. Thirty-eight GRTs funded between 2002 and 2006 were examined. Three studies revealed changes in the experimental design. Ten studies…