Family-related factors, like parent's educational level, their values and expectations have a significant impact on child's early skills and later educational outcomes. Further, parents provide their child, alongside with other learning environments, a broad mathematical and early literacy input. This study investigates the relationship between…

The purpose of this article is to review "Mathematics and Science Olympiad Studies." The studies undertook the task of evaluating the effectiveness of chemistry, math, and physics Olympiad programs by tracking down their participants from the inception of these programs. The main research questions were: Do these competitions generate…

Over time international large-scale assessments have grown in terms of number of studies, cycles, and participating countries, many of which are a heterogeneous mix of economies, languages, cultures, and geography. This heterogeneity has meaningful consequences for comparably measuring both achievement and non-achievement constructs, such as…