ðeɪ ɑːɹ ɛntˈaɪɾəld "pɹɪpˈæɹətˌoːɹi" bɪkˈʌz ðeɪ sˈɜːv tə pɹɪpˈɛɹ ðə jˈʌŋɡɚ wˈɪnd plˈeɪɚz fɚðə sˌiːwˌaɪˈɛs wˈɪnd sˈɪmfəni.
They are entitled "preparatory" because they serve to prepare the younger wind players for the CYS Wind Symphony.