Hierarchy classification:

1. top of the aat hierarchies
2. Agents Facet
3. Organizations (hierarchy name)
4. organizations (groups)
5. institutions (organizations)
6. [institutions by activity]
7. educational institutions
8. schools (institutions)
9. pre-primary schools (institutions)

Anotations

Scope note:

Professionally-run institutions that care for groups of preschool children on a partial or full-day basis, usually while their parents are at work, but differing from nursery schools in typically offering no formal education to the children.