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1 marzo 1868 anni - Patty Smith Hill (1868-1946)

Descrizione:

founded curriculum for kindergarteners by combining the work of John Dewey and Froebel

Aggiunto al nastro di tempo:

early American child development

17 ott 2017

0

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478

Data:

1 marzo 1868 anni

Adesso

~ 157 years ago

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