To conduct empirical comparative education assessment studies worldwide that explain educational achievement and thus enable policy-makers to enhance learning processes and researchers to pursue research interests, both within and across systems of education. IEA’s work is concerned with studies and learning in the basic school subjects and with additional studies of particular interest to its members. Priority issues: Research in education sciences; mathematics and sciences; pre-school education; language teaching; civic education.
Assesses education in various types of educational system and relates input and process factors within and outside a school system to the outcome of that system in terms of students' performance. IEA Study Centers: TIMSS and PIRLS International Study Center (ISC)*; ICCS International Study Centre at ACER, Australia; TEDS-M International Study Center at MSU, USA; ICILS International Study Centre at ACER, Australia.