Co-education is a system of educating boys and girls together. In ancient times, co-education was prevalent in Greece. Today, this system of education is there in almost all the countries of the world. It is economical. It generates a spirit of comradeship between boys and girls. The problem of shortage of trained teachers can be dealt with by this system. Boys overcome their curiosity and girls, their shyness. They learn to respect one another. Though a few conservative people are against this system, their view do not hold ground. Co-education generates harmonious relationship, a sense of cooperation, and thus, helps in the progress of the nation.