How to educate and train a four-year-old child so that he can grow up healthily and happily? Four years old is the golden stage of children\’s growth. Parents need to give their children enough education and care so that they can grow up healthily and happily. This article will elaborate on four aspects of life, emotion, intelligence and social interaction. In terms of life, four-year-old children are in the stage of independent exploration. Parents should give them enough autonomy to complete some simple life tasks independently. For example, let him pour water, fetch things and organize toys by himself. At the same time, children should be taught correct living habits, such as how to use a spoon