Rolf Vegar Olsen & Sigrid Blömeke Most of the international large-scale assessments are repeated in regular intervals. PISA is conducted every three-years, TIMSS every fourth year, and PIRLS is conducted with five-year intervals. Accordingly, this allows for comparisons within countries...
Marc Piopiunik The OECD’s Programme for International Student Assessment (PISA) continually illustrates how the reading, science and mathematics performance of 15-year-olds differs across countries. Differences in teacher quality are commonly cited as a key determinant of these huge differences. In...
Francesca Borgonovi & Louis Volante Results from PISA 2018 reveal a persistent gender gap in favour of 15-year-old girls in reading. On average, across 29 OECD countries with comparable data since 2000, this gap was 32 points in in 2000,...
