Normative instrumentOpen access

MELQO (UNESCO/UNICEF)

UNESCO / UNICEF · 2017

Normative Research

This is a population-level study. Its data informs the age windows and confidence scores behind our milestone predictions — telling us when most children reach a given milestone, and how much variation exists.

Countries

12

countries represented

Age range

4 years

to 6 years

Milestones covered

30

in our corpus

Coverage by age & domain

Each cell shows how many items this source covers in that age band and developmental category. Darker = more coverage.

0–12mo12–24mo24–36mo36–48mo48–60mo60mo+
Curriculum1292928

Domains assessed

LanguageCognitionMotorSocial & emotional

How we used it

30 items mapped to canonical milestones via construct_mappings.

Citation

UNESCO / UNICEF (2017). MELQO: Measuring Early Learning Quality and Outcomes. Paris: UNESCO.

Developmental milestones (30)

Canonical milestones in our developmental ontology that cite this source.

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