In order to educate people, especially children, where they are collected. My primary and secondary schools usually include the word. But the United States, Canada, and in some countries such as Turkey, college or university level higher education institutions are covered by the school. In many countries, all children can benefit for a certain period, there are schools in the state support. But big differences from country to country in the education system are observed. In some countries a certain age limit for compulsory education was made. Children in the United States, according to the laws of different states are required to attend school until the age of 15-18. In Europe, this age varies from 15 to 16. Basic education in our country is between the ages of 7-14. In some of the poorest countries in the world for free or drop in state support literacy in schools and not taught much of anything other than simple arithmetic. In some underdeveloped countries are not obliged to go to school. In addition, the possibility is provided free education in the country is also included.