Providing educational and instructional materials over a global computer network in the following subject areas; science, physics, optics, holography, astronomy, earth and planetary sciences, plate tectonics, geology, hydrology, oceanography, meteorology, atmospheric sciences, climatology, environmental sciences, ecology, agricultural sciences, botany, zoology, taxonomy, cladistics, mathematics, chemistry, medicine, dentistry, biology, biochemistry, bacteriology, microbiology, life sciences, health sciences, genetics, geriatrics, gerontology, anatomy, physiology, neurobiology, audiology, psychology, sociology, anthropology, archaeology, linguistics, sociology, graphology, genetics, nutrition, alternative medicine, philosophy, theology, fine arts visual arts, performing arts, music, literature, education, information science and library science, design, architecture, dispute resolution, mediation, conflict studies, computer science, computer programming, cryptography, cryptology, artificial intelligence, mechanics, robotics, engineering, technology, inventions, aeronautics, transportation, energy generation and conservation, history, geography, civics, political science, criminology, law, social services, business, finance, economics, athletics, hobbies, journalism, media, communications, and astrology