LaNA | IEA.nl

Literacy and Numeracy Assessment

Data Repository

Rooted in the comprehensive assessment frameworks of TIMSS and PIRLS, LaNA is designed to produce national data for monitoring foundational reading and mathematics and learning goals in participating countries at the end of primary school.

Terms & Conditions

By accessing the Data Repository, IDB Analyzer and Data visualizer, you indicate that you agree to the terms and conditions associated with their use. Please read the Disclaimer and License Agreement for full details.

Disclaimer and License Agreement.pdf536.71 KB

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LaNA 2023 Linking Study

SAS Data & Documentation

SPSS Data & Documentation

R Data & Documentation

If you want to cite this data set, please use the following DOI: https://doi.org/10.58150/LaNA_2023_data

Repository Software

You will need the Acrobat Reader and the IEA IDB Analyzer to work with your downloaded files:

ADOBE READER

IDB Analyzer

WIN Rar

Restricted Use Files

For data protection reasons, some variables have been left out from the public use data. Researchers interested in using these additional variables for analysis can apply to get the restricted use data. However, they need to provide more information about how they intend to use the data and sign an agreement not to disclose details of any individuals. For further information, please see the individual TIMSS 2015, PIRLS 2016, ICCS 2016, ICILS 2018, TIMSS 2019, REDS 2021, ICILS Teacher Panel, PIRLS 2021, ICCS 2022, TIMSS 2023, ICILS 2023, and LaNA 2023 Linking Study pages.

Reproducing IEA assessment materials
Anyone seeking permission to reuse, reproduce, or translate IEA material must receive written approval from IEA. Full details can be found in the using study materials guide, including information on how to complete and submit a permission request form.