quote · Legacy record
One test of the correctness of educational procedure is the happiness of the child.
One test of the correctness of educational procedure is the happiness of the child.
Approximate author period: c. 1911 AD · modern
Meaning not yet available
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Begin with source-checked readings and explanations ↗Attribution & collection notes
- Author or tradition
- Maria Montessori
Attribution: attributed - Country attributed
- Not established
A country attribution does not establish the earliest origin. - Historical period
- Approximate author period: c. 1911 AD · modern
Approximate author-period evidence for Maria Montessori: life dates 1870 to 1952. Wikidata Q131117, inspected 2026-10-08. Not a quotation composition date or independent verification of attribution. Source: https://www.wikidata.org/wiki/Q131117 (accessed 2026-10-08).
An author lifetime, approximate period or collection date is not necessarily the date when these words were first written or spoken. - Recorded source
- Contributor-provided quotation collection
Supplied reference C; CSV row 449337; supplied attribution, independently unverified
A collection's publication date can be later than the words it records.