In case if you were to use some of those things in a lifetime. Like using math to be a scientist. Or language arts to write a book.
Answer:
Language and emergent literacy learners (30 - 60 months):
start to break up words into syllables (for example clapping syllables)
start to recognise/produce rhymes.
from 36 months: start to recognise words with the same initial sound.
from 36 months: start to break words up into onset and rime (sun= s+un).