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Educational stage

classification system for progress during formalized education

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General referenceInterpretive dossier study · Crown Archives visual atlas
Record originEnglish Wikipedia
Text licenseCC BY-SA 4.0
Source revisionSep 18, 2026
Entity authorityQ18189
Source-derived summary

Educational stages are subdivisions of formal learning, typically covering early childhood education, primary education, secondary education and tertiary education. The United Nations Educational, Scientific and Cultural Organisation (UNESCO) recognises nine levels of education in its International Standard Classification of Education (ISCED) system (from Level 0 (pre-primary education) through Level 8 (doctoral)). UNESCO's International Bureau of Education maintains a database of country-specific education systems and their stages, published as World Data on Education. Some countries divide levels of study into grades or forms for school children in the same year.

Organization

Education during childhood and early adulthood is typically provided through either a two- or three-stage system of childhood school, followed by additional stages of higher education or vocational education for those who continue their formal education:

Early childhood education at preschool, nursery school, or kindergarten (outside the U.S. and Canada)

Primary education at primary school or elementary school, and sometimes in the early years of middle school

Secondary education at secondary school or high school, and sometimes in the later years of middle school

Higher education or vocational education

The following table introduces the main concepts, although terms and ages may vary in different places:

For additional ISCED stages of education, see ISCED.

Sudbury schools do not use formal grade levels or educational stages. Instead, students ages 4 through 18 are intermingled in a democratic educational system, relying on a series of certifications to use equipment that may require specialised knowledge or safety procedures. These certifications are not typically restricted by age, but rather by demonstrated ability.

By country

Australia

In Australia, children undergo thirteen years of formal education (plus non-compulsory preschool or kindergarten), usually starting at age 4, 5, or 6 and finishing at age 17, 18, or 19. The years are numbered from "Kindergarten" to 12.

Australian Capital Territory

In the Australian Capital Territory (ACT), primary school is Kindergarten/years 1–6, high school is years 7–9, and college or Senior Secondary is years 10, 11 & 12 (see table below).

Editorial summary

The public source identifies “Educational stage” as classification system for progress during formalized education. This brief keeps that definition visible, then builds a research path around Educational, stage and classification.

Editorial reviewA dependable orientation record for establishing vocabulary, names and a first evidence trail. The current 331-word lead offers orientation but no explicit four-digit date, so chronology should not be assumed. The selected authority fields contribute no independent date. Its value is orientation rather than verdict, with Educational, stage and classification providing the first useful test.
Editorial analysis

Why this record matters

A short description can identify a subject without explaining its stakes. For “Educational stage”, the useful work is to connect “classification system for progress during formalized education” to the records capable of establishing context and consequence.

Evidence profile

Named sources, stable identifiers and responsible institutions provide the strongest route from overview to verifiable evidence. The source revision retrieved here is dated Sep 18, 2026. The linked authority identifier is Q18189. None of the 0 selected statements returned an explicit reference.

Critical limits

The absence of detail may reflect summary conventions rather than a lack of surviving documentation. The source lead contains qualifying language; that uncertainty should survive quotation, summary and reuse. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.

How to read it

Use the entry as an orientation point, then follow its citations and revision history. Names, dates and institutional relationships should be checked against the original record.

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  2. Expand the search: follow Educational stage primary sources, Educational stage archive and Educational research across catalogues and specialist indexes.
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Source & attribution

This entry incorporates text from Educational stage” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.