The difference in human beings are referred to as, individual differences in the languages of Sociology and Psychology. According to "Dictionary of Education" by Carter B. Good (1959), individual difference stands for "the variations or deviations among individual in regard to a single character or a number of characteristics." In Psychological difference individual differ in mental differences, difference in motor ability in achievement, difference in interests and aptitudes, attitudes, learning difference, and finally in social and moral development. By this we can conclude every student is...