Games and listening oriented activities will improve Temporal Resolving Power.
Of course, providing listening opportunities for very young children would seem highly advisable to nurture the development of the neurological infra structure that will enable good listening skills for the future.
This can take the general form of multiple daily readings (initially nursery rhymes which provide rhythm, intonation and rhyming. This should be start very early.
I would consider from one week after birth to 14 years, although you can begin to think of broadening the scope from nursery rhymes after two and a half years.
Later, training can take a more structured form like listening centers with games and exercises for children. In the notes are some exercises for school age children.
NOTES: Hear some sequencing examples.