A school system may identify 10% to 15% or more of its student population as gifted and talented. A brief description of each area of giftedness or talent as defined by the Office of Gifted and Talented:
- general intellectual ability or talent - high intelligence test score (usually two standard deviations above the mean), and high levels of vocabulary, memory, abstract work knowledge and abstract reasoning;
- specific academic aptitude or talent in one area such as mathematics or language arts;
- creative and productive thinking, the ability to produce new ideas;
- leadership ability, the ability to direct individuals or groups to a common decision or action;
- visual and performing arts, special talents in visual art, music, dance, drama, or other related studies;
- psychomotor ability, such as practical, spatial, mechanical, and physical skills.
Programs offering GED or equivalent courses for adults within regular schools, whether classes are held during evening or daytime schedules.