Indeed, it is only to be expected that elementary school students will get confused when they are asked to learn several languages simultaneously, using Mandarin phonetic symbols to learn English and romanization to learn Taiwanese and Hakka.
的確，要一個小學生多語並學，用注音符號學英語，再用羅馬拼音學閩南語、客家話，怎能不錯亂？