Baby's hearing in the fetal period has started to develop.When the baby was born, the baby's external auditory canal may be some amniotic fluid plugged.But one week later, when the amniotic fluid are ranked thoroughly clean and after they can start hearing enlightenment trained.

Since the newborn baby has not capacity to act, they can not take the toy itself.So in front of 1-3 months enlightenment auditory training phase, it is necessary to Mom and Dad's help.Use some of the most simple repetition sounds, such as rattles, sand bell, a small rock hammer, etc., can gradually attract baby's attention.

There is also a music box, music box can be played in coax the baby to sleep, it is very effective oh.