Technologies have acquired strategic importance and have been defined as unprecedented educational tools. In this study, we analysed the use that 1,488 Spanish adolescents made of five tools (i.e. search engines, wikis, blogs, podcasts and instant messaging), and the impact that use of these tools had on their academic performance in science,…

The purpose of this study was to simultaneously examine relationships between teacher quality and instructional time and mathematics and science achievement of 8th grade cohorts in 18 advanced and developing economies. In addition, the study examined changes in mathematics and science performance across the two groups of economies over time using…

There are large differences across countries in instructional time in public schooling institutions. For example, among European countries such as Belgium, France and Greece, pupils aged 15 have an average of over a thousand hours per year of total compulsory classroom instruction while in England, Luxembourg and Sweden the average is only 750…

There are large differences across countries in instructional time in schooling institutions. Can these differences explain some of the differences across countries in pupils' achievements in different subjects? While research in recent years provides convincing evidence about the effect of several inputs in the education production function,…

The Council of Chief State School Officers (CCSSO) is helping develop a system of state-by-state and national indicators of the condition of science and mathematics education in an effort to assist local, state, and national policymakers in making informed decisions. The report, "State Indicators of Science and Mathematics…