In modern period special education is applied to education of the disabled and gifted children, but not usually used with the majority of average children Webster defines “special” as “distinguished by some unusual quality; uncommon; not worthy; extraordinary; additional to regular, extra or employed for a certain purpose in addition to the ordinary.

“This meaning of “special” is applicable to special education, which aims at modifying school practices to help the students with unique, uncommon, unusual quality. It also aims at the modification of school organization and instructional procedures used in general school system.