how to teach my 2 year 3 month old baby to call me mom he tell few words but he doesnt know to call me mom how to make understand him to call me mom and dad.telling bye bye and singing simlle rhyms two words but we cant understand and tell car , start, in number saying only the number three and whenever he needs our attention calling us like ba ba...usually some people says babies will talk clearly when he starts schooling but here my baby telling only the above things and also calling my name but not properly also calling his dad ising my name ...how to understand him to call me mom and dad..