Professional development (PD) has been widely implemented to shift mathematics instruction practices from teacher-centered (traditional practice) to studentcentered. As such, a study examining mediating factors on the relationship between PD and student-centered instruction is of great importance in enhancing the effectiveness of PD and shifting…

The aim of this study is to examine the effect of self-confidence on mathematics achievement. In this meta-analysis, the effect of self-confidence on mathematics achievement was analysed using the Trends in International Mathematics and Science Study (TIMSS). In the first stage of the study, the average effect size of self-confidence on…

The aim of this study was to investigate the extent of embodying thinking levels in the eighth-grade textbook and teachers' classroom questions and exams. Five teachers who teach eighth grade were chosen from schools that obtained the highest and lowest TIMSS results in Zarqa City, Jordan. Textbook content analysis, teachers' classroom observation…

The study investigated the relationship between South African Grade 9 teachers' and learners' perceptions and attitudes with their mathematics achievement. The study used a secondary analysis of the TIMSS 2015 mathematics data, guided by the conceptual framework model of Scheerens (2000). The quantitative data collected through teachers' and…

Homework is a common instructional practice that is used to motivate students, develop students' studying skills and habits, inform parents about student learning, and increase student achievement. Homework provides an opportunity for students to revisit daily topics, and improve students' understanding of math concepts and problem-solving skills,…

Homework is generally one factor that has been discussed and claimed to have a relationship with achievement; it has a central role in providing students with opportunities to continue learning out of the school. This study forms one of cross-cultural investigations that analyze the links between homework variables and achievement in mathematics.…

Students' performances in TIMSS have featured strongly in recent discussions and debates about the quality of mathematical learning outcomes both from teachers and policy makers. Findings of TIMSS trends showed that most high school students in Malaysia continue to perform at less than satisfactory levels, particularly, in tasks that are…

In his State of the Nation address on 7 February 2019, the president of the Republic of South Africa. Mr. Cyril Ramaphosa, stated that the government would provide digital workbooks and textbooks to every school child in South Africa by 2025. (De Villiers, 2019). This announcement begs the question how effective the incorporation of Information…

The study aimed at identifying the reasons behind the Jordanian students' drop of performance in the TIMSS 2015 from the point of view of their teachers. Survey method was used because teachers are the most able to decide upon the reasons of this fall and so a questionnaire was designed to recognize their point of view concerning the reasons of…

This paper reports an exploration into Indonesian fourth graders' difficulties in fractions and their relation to the opportunity to learn fractions students got at schools. The concept of "opportunity to learn" is often considered as a framework to investigate possible reasons for students' difficulties. The data for this study was…