The first reasons is health Children in the countryside will be healthier because of fresh air. But in a city, a toxic smoke makes they sick. the countryside contains vast green areas of fields . these fields take part in purification the air from any pollution, consequently, children can breathe fresh and healthy air. Parents may not worry about thier childrem when they are playing in the farms and fields. This is because, there is no any dangerous things, such as cars, trains or uncovered electric wires that may hurt children in these fields.