The nursery school occupies an intermediate position between early training of character and subsequent giving of instruction. It carries on both at once, and each by the help of the other, with instruction gradually taking a larger share as the child grows older. It was in institutions having a similar function that Madame Montessori perfected her methods. In certain large tenement houses in Rome a large room was set apart for the children between three and seven, and Madame Montessori was put in charge of these "Children's Houses"
Source: On Education, especially in early childhood, 1926
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