Moldova Trends in International Mathematics and Science Study 1999 Survey: Household GHDx Entry last modified on: Mar 7, 2022
United States Trends In International Mathematics and Science 1999 Survey: Household GHDx Entry last modified on: Mar 7, 2022
Cyprus Trends in International Mathematics and Science 1999 Survey: Household GHDx Entry last modified on: Mar 7, 2022
Israel Trends in International Mathematics and Science Study 1999 Survey: Household GHDx Entry last modified on: Mar 7, 2022
Morocco Trends in International Mathematics and Science Study 1999 Survey: Household GHDx Entry last modified on: Mar 7, 2022
Slovakia Trends in International Mathematics and Science Study 1999 Survey: Household GHDx Entry last modified on: Mar 7, 2022
Raven's Standard Progressive Matrices: new school age norms and a study of the test's validity Scientific literature GHDx Entry last modified on: Mar 3, 2019
Netherlands Trends in International Mathematics and Science Study 1999 Survey: Household GHDx Entry last modified on: Mar 7, 2022
Slovenia Trends in International Mathematics and Science Study 1999 Survey: Household GHDx Entry last modified on: Mar 7, 2022
Italy Trends in International Mathematics and Science Study 1999 Survey: Household GHDx Entry last modified on: Mar 7, 2022
South Africa Trends in International Mathematics and Science Study 1999 Survey: Household GHDx Entry last modified on: Mar 7, 2022
Hong Kong Trends in International Mathematics and Science Study 1999 Survey: Household GHDx Entry last modified on: Mar 7, 2022
Czech Republic Trends in International Mathematics and Science 1999 Survey: Household GHDx Entry last modified on: Mar 7, 2022
Japan Trends in International Mathematics and Science Study 1999 Survey: Household GHDx Entry last modified on: Mar 7, 2022
New Zealand Trends in International Mathematics and Science Study 1999 Survey: Household GHDx Entry last modified on: Mar 7, 2022
United Kingdom - England Trends in International Mathematics and Science Study 1999 England Trends in International Mathematics and Science Study Survey: Household GHDx Entry last modified on: Mar 7, 2022
Finland Trends in International Mathematics and Science Study 1999 Survey: Household GHDx Entry last modified on: Mar 7, 2022
Jordan Trends in International Mathematics and Science Study 1999 Survey: Household GHDx Entry last modified on: Mar 7, 2022
Australia Trends in International Mathematics and Science Study 1999 Survey: Household GHDx Entry last modified on: Mar 7, 2022
Philippines Trends in International Mathematics and Science Study 1999 Survey: Household GHDx Entry last modified on: Mar 7, 2022
Korea Trends in International Mathematics and Science Study 1999 Survey: Household GHDx Entry last modified on: Mar 7, 2022
Taiwan Trends in International Mathematics and Science 1999 Chinese Taipai Trends in International Mathematics and Science Study Survey: Household GHDx Entry last modified on: Mar 7, 2022
Belgium Trends in International Mathematics and Science Study 1999 Survey: Household GHDx Entry last modified on: Mar 7, 2022
Thailand Trends in International Mathematics and Science Study 1999 Survey: Household GHDx Entry last modified on: Mar 7, 2022
Hungary Trends in International Mathematics and Science Study 1999 Survey: Household GHDx Entry last modified on: Mar 7, 2022
Romania Trends in International Mathematics and Science Study 1999 Survey: Household GHDx Entry last modified on: Mar 7, 2022
A Kenya Standardization of the Raven's Coloured Progressive Matrices Scientific literature GHDx Entry last modified on: Jul 20, 2021
United Kingdom - England Longitudinal Study of Ageing, Waves 0-7 1998-2015 - UK Data Service English Longitudinal Study of Ageing (ELSA) Survey: Exam - Individual - Interview - Longitudinal GHDx Entry last modified on: Aug 5, 2021
United Kingdom - England Longitudinal Study of Ageing, Waves 0-8 1998-2017 - UK Data Service English Longitudinal Study of Ageing (ELSA) Survey: Exam - Individual - Interview - Longitudinal GHDx Entry last modified on: Oct 28, 2022
Determinants of cognitive function in childhood: a cohort study in a middle income context Scientific literature GHDx Entry last modified on: Jul 20, 2021
Maternity leave and children's cognitive and behavioral development Scientific literature GHDx Entry last modified on: Jul 20, 2021
The nationwide register-based prevalence of intellectual disability during childhood and adolescence Scientific literature GHDx Entry last modified on: Mar 3, 2019
Jamaica Survey of Living Conditions 1995 Survey: Household - Individual GHDx Entry last modified on: Aug 5, 2021
Peru National Institute of Health Statistical Yearbook 2008 Instituto Nacional de Salud Anuario Estadistico 2008 Report GHDx Entry last modified on: May 26, 2023
Peru National Institute of Health Statistical Yearbook 2009 Instituto Nacional de Salud Anuario Estadistico 2009 Report GHDx Entry last modified on: May 26, 2023
Impact of the NREGS on Schooling and Intellectual Human Capital Young Lives Working Paper 122 Report GHDx Entry last modified on: Oct 22, 2020
Hungary Trends in International Mathematics and Science Study 1994-1995 Hungary TIMSS 1995 Survey: Household GHDx Entry last modified on: Feb 14, 2023
Romania Trends in International Mathematics and Science Study 1994-1995 Romania TIMSS 1995 Survey: Household GHDx Entry last modified on: Feb 14, 2023
Bulgaria Trends in International Mathematics and Science Study 1994-1995 Bulgaria TIMSS 1995 Survey: Household GHDx Entry last modified on: Feb 14, 2023
Iceland Trends in International Mathematics and Science Study 1994-1995 Iceland TIMSS 1995 Survey: Household GHDx Entry last modified on: Feb 14, 2023
Russia Trends in International Mathematics and Science Study 1994-1995 Russia TIMSS 1995 Survey: Household GHDx Entry last modified on: Feb 14, 2023
Canada Trends in International Mathematics and Science Study 1994-1995 Canada TIMSS 1995 Survey: Household GHDx Entry last modified on: Feb 14, 2023
Lithuania Trends in International Mathematics and Science Study 1994-1995 Lithuania TIMSS 1995 Survey: Household GHDx Entry last modified on: Feb 14, 2023
United Kingdom - England Trends in International Mathematics and Science Study 1994-1995 England Trends in International Mathematics and Science Study 1995 (TIMSS 1995) Survey: Household GHDx Entry last modified on: Feb 14, 2023
Iran Trends in International Mathematics and Science Study 1994-1995 Iran TIMSS 1995 Survey: Household GHDx Entry last modified on: Feb 14, 2023
Singapore Trends in International Mathematics and Science Study 1994-1995 Singapore TIMSS 1995 Survey: Household GHDx Entry last modified on: Feb 14, 2023
Colombia Trends in International Mathematics and Science Study 1994-1995 Colombia TIMSS 1995 Survey: Household GHDx Entry last modified on: Feb 14, 2023
Ireland Trends in International Mathematics and Science Study 1994-1995 Ireland TIMSS 1995 Survey: Household GHDx Entry last modified on: Feb 14, 2023
Slovakia Trends in International Mathematics and Science Study 1994-1995 Slovak Republic Trends in International Mathematics and Science Study 1995 (TIMSS 1995) Survey: Household GHDx Entry last modified on: Feb 14, 2023
United States Trends In International Mathematics and Science Study 1994-1995 United States TIMSS 1995 Survey: Household GHDx Entry last modified on: Feb 14, 2023