Surprisingly, distance education is quite an old concept. Its origins date back to the first correspondence-based course, which took place via the postal service in Boston, USA, in the 18th century. Rapid technological developments, especially in video and audio streaming, have increased the availability of such courses and moved learning into the…

This booklet examines the influence of television on children and adolescents in developing and developed nations, reviewing research on television's relationship to child health and development. The first section reviews specific research on such variables as number of television sets in use, amount of time spent watching television, age, sex,…