This study set out to re-examine the effectiveness of study abroad programs in second language (L2) acquisition through a multi-level meta-analysis. Overall, 42 primary studies published between 1995 and 2019 were identified, and in total 283 effect sizes were meta-analysed. This study implemented a three-level random effects model to account for…

This research aims to examine the experimental studies on the impact of simulation technique on students' academic achievement using the meta-analysis method. The previous studies that could be meta-analyzed were examined based on the criteria set out in this study. Finally, 91 studies that were conducted between 2010-2020 years and met the…

In this review, we have examined the main components of peer tutoring in mathematics in primary education (1st to 6th grade) settings. Fifty studies were included in this article. The review was intended to examine trends in this research field regarding roles of the participants, their age (same-age vs cross-age), the methodological approach…