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 who attend the same school can be expected to perform....

The quantity and quality of resources available to schools improved significantly between 2003 and 2012, on average across OECD countries. Greater financial investments in education provided schools with better teaching staff, instructional materials and physical infrastructure. The learning...

Children spend about a third of their waking hours in school during most weeks in the year. Thus, schools have a significant impact on children’s quality of life – including their relationships with peers and adults, and their dispositions towards learning and life more generally....

School systems handle the challenges of diverse student populations in different ways. Some countries have non-selective and comprehensive school systems that seek to provide all students with similar opportunities, leaving it to individual schools and teachers to meet the particular needs of...

It’s elementary: students benefit from pre-primary education. The OECD’s PISA 2009 results show that in practically all OECD countries 15-year-old students who had attended some pre-primary school outperformed students who had not. In fact, the difference between students who had attended...