Orienting biases for speech may provide a foundation for language development. Although human infants show a bias for listening to speech from birth, the relation of a speech bias to later language development has not been established. Here, we examine whether infants' attention to speech directly predicts expressive vocabulary. Infants listened to speech or non-speech in a preferential listeni...

In recent years there has been a significant increase in the number of children with speech disorders. Singing as part musical education kindergarten is great importance for activating older preschool children.