Publications

TIMSS 2023 Longitudinal
TIMSS 2023 Longitudinal Results Released

The IEA has released the TIMSS 2023 Longitudinal International Results, marking the first student-level longitudinal extension of the regular Trends in Mathematics and Science Study (TIMSS). By following Grade 4 and Grade 8 students from TIMSS 2023 into Grades 5 and 9 in participating countries, the study provides new insights into students’ academic growth and the contextual factors influencing learning over time.

TIMSS 2023
TIMSS 2023 Restricted-Use Event Log Data Available

The TIMSS 2023 Restricted-Use Event Log data files, containing detailed records of students’ interactions during the assessment, are now available upon request. The files provide timestamped records of item responses, answer changes, and interactions with the assessment content. Comprehensive documentation is available to support users in understanding the recorded event types.

New publication in the IEA Compass: Briefs in Education series

Authored by A. Clerkin and E. Delaney at the Education Research Centre in Ireland, this latest edition of the IEA Compass: Briefs in Education series explores how data from ILSAs has influenced education reform policy in Ireland. It provides a fascinating look at how one country successfully used evidence from IEA studies to inform its national education strategy—offering a example for policymakers worldwide who may wish to leverage ILSA data in their own national contexts.