With the picture-book production in full sway, Main must navigate several hurdles regarding the process and, more pressingly, Wilma's condition.
It could prove helpful in 
teaching them how to read.
.قد يساعدهم هذا في تعلّم القراءة
Das dürfte von Nutzen sein
beim Erlernen der Schrift und Sprache.
Potrebbe essere utile per insegnar loro a leggere.
Será útil para ensiná-las a ler.