The children

The children are passing many grades. First, the children who between 1 to 3 years ,start to know their families and their houses. They become(begin?) to take their freedom in moving, so they make noisy. They can go to play in anywhere into their houses. Second, the children who between 4 to 14 or over, begin going school. In beginning they find some difficulties. They study to learn how can write and read after that they develop in their studying. Finally, some children between 14 to 17 years can not complete their studying, so they leave school. Some children need to get money. However, working is not easy for them. They get working simple like working in shops and deliver newspapers. And another children can continue their studying and working together. These are grades for the children.