Sabine Meinck & Agnes Stancel-Piątak For decades, educational researchers have found that children from disadvantaged families often lack access to stimulating learning activities.[1][2] Back in 1995, a famous study called “The early catastrophe. The 30 million words gap” by Hart...
Andrés Sandoval-Hernández The Programme for International Student Assessment (PISA) is a survey of the educational performance of 15-year-old students organised by the Organisation for Economic Co-operation and Development (OECD). The results of the latest round of PISA will be released...
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...
