Singing encourages self-expression
Singing encourages vocal imitation
Singing gives a child verbal confidence and develops an eagerness to communicate
Singing exercises the lips and tongue
Singing helps children to speak more clearly and with greater ease
Singing teaches grammar and vocabulary, as does the recitation of poetry
Singing teaches phrasing
Singing teaches storytelling (sequencing of events)
Singing teaches patterning, rhythm and rhyme
Singing gives children tools of verbal communication
Singing teaches children how to listen, how to enjoy listening and how to think while listening
(source: The Shepards school of Music)