| Education systems participating in the most recent international assessments, by target population |
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| OECD |
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| Australia |
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| Austria |
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| Belgium |
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| Flemish |
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| French |
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| Canada |
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| Chile |
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| Czech Republic |
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| Denmark |
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| Estonia |
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| Finland |
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| France |
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| Germany |
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| Greece |
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| Hungary |
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| Iceland |
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| Ireland |
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| Israel |
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| Italy |
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| Japan |
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| Korea, Republic of |
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| Luxembourg |
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| Mexico |
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| Netherlands |
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| New Zealand |
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| Norway |
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| Poland |
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| Portugal |
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| Slovak Republic |
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| Slovenia |
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| Spain |
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| Sweden |
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| Switzerland |
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| Turkey |
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| United Kingdom |
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| England |
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| Northern Ireland |
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| United States |
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| Non-OECD |
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| Albania |
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| Algeria |
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| Argentina |
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| Armenia |
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| Azerbaijan |
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| Bahrain |
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| Beijing-China |
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| Botswana |
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| Brazil |
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| Bulgaria |
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| Chinese Taipei |
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| Colombia |
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| Costa Rica |
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| Croatia |
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| Cyprus |
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| Dominican Republic |
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| Egypt |
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| Georgia |
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| Guangdong-China |
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| Hong Kong-China |
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| Indonesia |
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| Iran, Islamic Republic of |
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| Jiangsu-China |
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| Jordan |
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| Kazakhstan |
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| Kosovo |
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| Kuwait |
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| Latvia |
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| Lebanon |
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| Lithuania |
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| Macedonia, Republic of |
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| Macao-China |
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| Malaysia |
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| Malta |
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| Moldova, Republic of |
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| Montenegro, Republic of |
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| Morocco |
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| Oman |
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| Peru |
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| Qatar |
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| Romania |
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| Russian Federation |
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| Saudi Arabia |
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| Serbia, Republic of |
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| Shanghai-China |
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| Singapore |
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| South Africa |
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| Thailand |
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| Trinidad and Tobago |
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| Tunisia |
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| United Arab Emirates |
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| Uruguay |
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| Vietnam |
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1 This assessment, officially known as TIMSS Advanced, is designed to measure advanced mathematics and physics achievement in the final year of secondary school (grade 12 in the United States).
Indicates participation in particular assessment. For PIAAC, indicates International Round 1 countries in 2011-12.
Indicates PIAAC International Round 2 countries in 2014.
Indicates participation in PIAAC International Round 1, but results either not reported or reported separately due to sampling, response rates, or other procedural problems with the data. |
| SOURCE: International Association for the Evaluation of Educational Achievement (IEA), Progress in International Reading Literacy Study (PIRLS), 2011; IEA, Trends in International Mathematics and Science Study (TIMSS), 2015; Organization for Economic Cooperation and Development (OECD), Program for International Student Assessment (PISA), 2015; OECD, Program for the International Assessment of Adult Competencies (PIAAC), 2012/2014. |