Montessori Elementary Grammar Boxes #2 - 9 Bundle (with color borders) -In Montessori, the function and position of words in sentences are studied and analyzed. Boxes 2 through 9 study the function of the article, adjective, verb, preposition, adverb, pronoun, conjunction, and interjection. Please note: There is not a Box 1 in this series. The numbering system of the grammar boxes refers to the number of parts of speech within the box. Included are all the printable cards for the Grammar Boxes,