Students whose parents work in professional occupations generally outperform other students in mathematics, while … students whose parents work in elementary occupations tend to underachieve compared to their peers. The strength of the …. Finland and Japan achieve high levels of performance by ensuring that the children of parents who work in elementary …

Successful education systems are able to guarantee that all students succeed at high levels. Across OECD countries …, around 60% of the overall, country-level variation in student performance can be traced to differences in how well students …

In 2012, 15-year-old students spent over two hours on line each day, on average across OECD countries. The most common …% of students doing one of these every day or almost every day. Students who spent more than six hours per day on line … average across OECD countries, 7% of students spend this much time on line during a typical weekday. …

Some 65% of socio-economically advantaged students reported that they know well or have often heard of the concept of … quadratic function, on average across OECD countries; but only 43% of disadvantaged students so reported. On average across OECD … countries, the 20% of students who are most exposed to pure mathematics tasks (equations) score, on the PISA mathematics test …

Immigrant students often have to overcome multiple barriers at once in order to succeed at school. Across most OECD … countries, poor performance among immigrant students relative to other students is strongly related to social disadvantage at … school, as reflected in the proportion of students whose mothers have low levels of education. The concentration, in a school …

Immigrant students who share a common country of origin, and therefore many cultural similarities, perform very … differently across school systems. The difference in performance between immigrant students and non-immigrant students of similar … socio-economic status is smaller in school systems with large immigrant populations and where immigrant students are as …

Countries where 15-year-old students perform at high standards internationally tend to be the same countries where … these young adults tend to perform well at the age of 26 to 28. School systems need to ensure that their students perform at …