Large-scale assessment.

10 catalogued instruments. Metadata only: no items, no scoring keys.

• EGRA / EGMA - Early Grade Reading Assessment and Early Grade Mathematics Assessment

  Typically 6 to 8 timed EGRA subtasks and around 6 EGMA subtasks, adapted per language and country. public-domain / open. No normative data held.

• ICCS - International Civic and Citizenship Education Study

  Rotated cognitive test blocks plus an extensive set of attitude and engagement scales. mixed. No normative data held.

• ICILS - International Computer and Information Literacy Study

  Computer-based modules built around authentic software-simulation tasks, administered in a rotated module design. mixed. No normative data held.

• NAEP - National Assessment of Educational Progress

  Large rotated item pool per subject administered under balanced incomplete block spiralling. mixed. No normative data held.

• SSES - OECD Survey on Social and Emotional Skills

  Student assessment covering 15 skills (approx 8 items per skill) plus student, parent, teacher and principal context questionnaires. mixed. No normative data held.

• PISA - Programme for International Student Assessment

  Rotated item pool of several hundred cognitive items per cycle in a balanced-incomplete-block design (2 hours per student); context questionnaires approx 35-60 minutes. mixed. No normative data held.

• PIAAC - Programme for the International Assessment of Adult Competencies (Survey of Adult Skills)

  Adaptive computer-based cognitive assessment (approx 60 minutes) plus an interview-administered background questionnaire (approx 45 minutes); rotated item pool per domain. mixed. No normative data held.

• PIRLS - Progress in International Reading Literacy Study

  Rotated passage-and-item block design; 12 to 18 reading passages per cycle. mixed. No normative data held.

• TALIS - Teaching and Learning International Survey

  A teacher questionnaire and a principal questionnaire, each approx 45-60 minutes. mixed. No normative data held.

• TIMSS - Trends in International Mathematics and Science Study

  Rotated block design; several hundred items per grade and subject per cycle. mixed. No normative data held.