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6 nov 1911 - 1911 - The first Montessori school in the U.S. opens in Tarrytown, New York. Two years later (1913), Maria Montessori visits the U.S., and Alexander Graham Bell and his wife Mabel found the Montessori Educational Association at their Washington, DC, home

Ajouté au bande de temps:

15 sept. 2017
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Date:

6 nov 1911
Maintenaint
~ Il y a 112 ans
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