ðɪ ˈɛnsˈɑː dᵻvˈaɪdz skˈuːlz ˌɪntʊ klˈæsᵻz, wˌɪtʃ ɑːɹ kəntˈɪnjuːəsli ɐsˈɛst baɪ ɛɡzˌæmᵻnˈeɪʃən ʌvðə sˈaɪz ʌvðə skˈuːlz ɛnɹˈoʊlmənt.
The NSAA divides schools into classes, which are continuously assessed by examination of the size of the school's enrollment.