In international comparisons for mathematics in PISA and TIMSS, Asia outperforms England considerably at the secondary level. For geometry this difference is particularly large. In a recent study, I have investigated if these differences in geometry achievement might be attributed...
Rolf V. Olsen & Sigrid Blömeke In an earlier blog, we established that international large-scale assessments can be regarded as powerful and influential knowledge sources for making claims about the quality of educational systems. Comparisons between countries have over time...
Eric A. Hanushek and Ludger Woessmann While some countries such as Germany are avid consumers of PISA data, others such as the U.S. are much less concerned about PISA scores. In most cases, reactions to PISA scores appear largely based...
