Belgium (Flemish) School Questionnaire File
Bulgaria School Questionnaire File
Chile School Questionnaire File
Colombia School Questionnaire File
Denmark School Questionnaire File
North Rhine-Westphalia (Germany) School Questionnaire File
Dominican Republic School Questionnaire File
Estonia School Questionnaire File
Finland School Questionnaire File
Hong Kong (SAR) School Questionnaire File
Croatia School Questionnaire File
Italy School Questionnaire File
Korea, Republic of School Questionnaire File
Lithuania School Questionnaire File
Latvia School Questionnaire File
Mexico School Questionnaire File
Malta School Questionnaire File
Netherlands School Questionnaire File
Norway School Questionnaire File
Peru School Questionnaire File
Russian Federation School Questionnaire File
Slovenia School Questionnaire File
Sweden School Questionnaire File
Chinese Taipei School Questionnaire File
Belgium (Flemish) International Student Achievement File
Bulgaria International Student Achievement File
Chile International Student Achievement File
Colombia International Student Achievement File
Denmark International Student Achievement File
North Rhine-Westphalia (Germany) International Student Achievement File
Dominican Republic International Student Achievement File
Estonia International Student Achievement File
Finland International Student Achievement File
Hong Kong (SAR) International Student Achievement File
Croatia International Student Achievement File
Italy International Student Achievement File
Korea, Republic of International Student Achievement File
Lithuania International Student Achievement File
Latvia International Student Achievement File
Mexico International Student Achievement File
Malta International Student Achievement File
Netherlands International Student Achievement File
Norway International Student Achievement File
Peru International Student Achievement File
Russian Federation International Student Achievement File
Slovenia International Student Achievement File
Sweden International Student Achievement File
Chinese Taipei International Student Achievement File
Belgium (Flemish) European Module Student File
Bulgaria European Module Student File
Denmark European Module Student File
North Rhine-Westphalia (Germany) European Module Student File
Estonia European Module Student File
Finland European Module Student File
Croatia European Module Student File
Italy European Module Student File
Lithuania European Module Student File
Latvia European Module Student File
Malta European Module Student File
Netherlands European Module Student File
Norway European Module Student File
Slovenia European Module Student File
Sweden European Module Student File
Belgium (Flemish) International Student Questionnaire File
Bulgaria International Student Questionnaire File
Chile International Student Questionnaire File
Colombia International Student Questionnaire File
Denmark International Student Questionnaire File
North Rhine-Westphalia (Germany) International Student Questionnaire File
Dominican Republic International Student Questionnaire File
Estonia International Student Questionnaire File
Finland International Student Questionnaire File
Hong Kong (SAR) International Student Questionnaire File
Croatia International Student Questionnaire File
Italy International Student Questionnaire File
Korea, Republic of International Student Questionnaire File
Lithuania International Student Questionnaire File
Latvia International Student Questionnaire File
Mexico International Student Questionnaire File
Malta International Student Questionnaire File
Netherlands International Student Questionnaire File
Norway International Student Questionnaire File
Peru International Student Questionnaire File
Russian Federation International Student Questionnaire File
Slovenia International Student Questionnaire File
Sweden International Student Questionnaire File
Chinese Taipei International Student Questionnaire File
Chile Latin American Module Student File
Colombia Latin American Module Student File
Dominican Republic Latin American Module Student File
Mexico Latin American Module Student File
Peru Latin American Module Student File
Belgium (Flemish) International Student Reliability File
Bulgaria International Student Reliability File
Chile International Student Reliability File
Colombia International Student Reliability File
Denmark International Student Reliability File
North Rhine-Westphalia (Germany) International Student Reliability File
Dominican Republic International Student Reliability File
Estonia International Student Reliability File
Finland International Student Reliability File
Hong Kong (SAR) International Student Reliability File
Croatia International Student Reliability File
Italy International Student Reliability File
Korea, Republic of International Student Reliability File
Lithuania International Student Reliability File
Latvia International Student Reliability File
Mexico International Student Reliability File
Malta International Student Reliability File
Netherlands International Student Reliability File
Norway International Student Reliability File
Peru International Student Reliability File
Russian Federation International Student Reliability File
Slovenia International Student Reliability File
Sweden International Student Reliability File
Chinese Taipei International Student Reliability File
Belgium (Flemish) Teacher Questionnaire File
Bulgaria Teacher Questionnaire File
Chile Teacher Questionnaire File
Colombia Teacher Questionnaire File
Denmark Teacher Questionnaire File
Dominican Republic Teacher Questionnaire File
Estonia Teacher Questionnaire File
Finland Teacher Questionnaire File
Croatia Teacher Questionnaire File
Italy Teacher Questionnaire File
Korea, Republic of Teacher Questionnaire File
Lithuania Teacher Questionnaire File
Latvia Teacher Questionnaire File
Mexico Teacher Questionnaire File
Malta Teacher Questionnaire File
Netherlands Teacher Questionnaire File
Norway Teacher Questionnaire File
Peru Teacher Questionnaire File
Russian Federation Teacher Questionnaire File
Slovenia Teacher Questionnaire File
Sweden Teacher Questionnaire File
Chinese Taipei Teacher Questionnaire File
National Context Questionnaire File