The main objective of this study is to determine the predictive power of mathematics self-efficacy resources and perception of science self-efficacy on academic achievement. The study, adopting a relational screening model, was conducted with a total of 698 students in sixth, seventh and eighth grade level of a state secondary school. Mathematics…

Findings from assessments of fourth-grade science have indicated that students in Korea scored higher than international averages. Research results have also shown that attitudes toward science were related to achievement outcomes for Korean students. The purpose of this study was to examine the relationship between confidence in science and…

Class size reduction policies have been widely implemented around the world in recent years. However, findings about the effects of class size on student achievement have been mixed. This study examines class size effects on fourth-grade mathematics achievement in 14 European countries using data from TIMSS (Trends in International Mathematics and…

This study makes an important contribution to an expanding body of international comparative studies by exploring factors predicting differences in science and mathematics achievement by students in Turkey and the Republic of Korea on the 2011 TIMSS assessment. While these countries are similar with regards to population size, cultural beliefs…

Using Hofstede's culture dimensions and World Values Survey (WVS) dimensions, the study uses a series of multiple regressions to explore the relationship among national culture, creativity as measured by patents, economic productivity as measured by gross domestic product per capita, and student achievement as measured by Trends in International…

Executive function (EF) is an umbrella term used to identify a set of discrete but interrelated cognitive abilities that enable individuals to engage in goal-directed, future-oriented action in response to a novel context. Developmental studies indicate that EF is predictive of reading and math achievement in middle childhood. The purpose of this…

The purpose of this researcher was to examine the effects of compatibility between the learning style preferences and instructional strategies which include learning with tactual or interactive whiteboard materials created either by the teacher or the student on students' science achievement gains. A counterbalanced-research design was…

Instructional written materials play important roles as teachers' agents in effective teaching practices. Worksheets are one of the most frequently used materials. In this exploratory study, the relationships between worksheet usage and science achievement in 32 countries were examined through the use of TIMSS and PIRLS data and multiple…

Instructional written materials play important roles as teachers' agents in effective teaching practices. Worksheets are one of the most frequently used materials. In this exploratory study, the relationships between worksheet usage and science achievement in 32 countries were examined through the use of TIMSS and PIRLS data and multiple…

This study examined the relationships between teacher leadership, science teacher self-efficacy, and fifth-grade science student achievement in diverse schools in a San Antonio, Texas, metropolitan school district. Teachers completed a modified version of the "Leadership Behavior Description Question" (LBDQ) Form XII by Stogdill (1969),…