The aim of this study is to analyze the effect of drama method on academic achievement and attitude in preschool and primary school in terms of meta-analysis and meta-synthesis in Turkish sample. In this study, a methodological approach was used that combines meta-analysis of quantitative data with qualitative data to present the broadest view of…

There is increasing interest in meta-analysis in different fields due to the need to combine the results of primary research. One of the crucial concepts in combining results is weighting. This study examines how Hunter and Schmidt's method, weighting by sample size; Hedges and Vevea's method, weighting by inverse variance; and Osburn and…

The two main purposes of the current meta-analysis were (1) to determine the relation between socioeconomic status (SES) of students and academic performance (AP) and (2) and evaluate the effect of several potential moderating factors in this relation. Data covered the publications between 2010 and 2019, and the dataset consisted of 48 independent…

This synthesis aims to see the effects of Socio-scientific Issues-Based Instruction (SSI) on the academic achievement of students in Turkey and to help shape future studies on this topic. A mixed-research synthesis method was employed in this study. As a result of the data searching process, 12 studies with quantitative data and 6 studies with…

There is a rich body of studies on the implementation problems of curricular changes comprising more student-centred methodologies in English as a foreign language education around the world. Focusing on these global-wide studies within the context of the Ecological System Theory, this meta-synthesis aims to identify the common factors that hinder…

As a result of rapid development in technology, utilizing materials in education has become important. To date, researchers have often explored the effects of using educational materials in mathematics instruction on academic achievement. The purpose of this study was to combine the empirical evidence regarding the effectiveness of educational…

The purpose of this study is to investigate the gender effect on elementary mathematics and science and technology teachers' opinions regarding curriculum elements which are objectives, content, learning situation and evaluation. Meta-analysis was used in order to analyze data. Two articles, 11 master and one doctorate thesis which were conducted…

This study reveals the results of a meta-analysis conducted with the theses and research studies published in Turkey from 2005 to 2012 regarding organizational justice. The purpose of this paper is to determine the effects of gender, seniority and subject matter on the perceptions of organizational justice of teachers. Specific criteria were used…

The main objective of hereby study is to unearth the big picture, reaching studies about influence of using history of mathematics on attitude of mathematics among students. 6 studies with a total effect size of 14 that comply with coding protocol and comprise statistical values necessary for meta-analysis are combined via meta-analysis method…

Studies that explore pedagogical content knowledge (PCK) in the field of mathematics education date back to the turn of the century in Turkey. In recent years, studies on PCK have gained momentum. Master's theses and doctoral dissertations have been written on PCK. In this context, there is a need to analyze the studies on PCK in Turkey to…