As a plane reaches its peak, it begins to recede, making way for the beginning of the transition to the next stage. ... The child intently studies the human face and listens to the sounds of speech, and then begins to babble and coo. ... When these separate components are complete, it begins to coordinate these independent skills into a unified function. ... He begins to develop self-mastery and self-control. ...

• Word Count: 5198
• Approx Pages: 21
• Grade Level: High School