One of the hottest You Tube videos of 2011 is of two adorable twin boys who seem to be having a conversation. The gestures, the body language, the pacing of "words", and the rise and fall of their voices mimic adult conversation to an uncanny degree. Babies watch, listen, and learn from other people around them.
Research from the University of Notre Dame suggests that from the time babies are very small, they are absorbing word patterns that will assist them in learning and producing words as they reach toddlerhood.
Babies Track Word Patterns Long Before Word-Learning Starts