On-line educational services, namely, providing courses of instruction at the secondary and college levels in a variety of academic subjects and in connection with test preparation via a global computer network, and preparation and distribution of course materials and tests in connection therewith; educational services, namely, providing courses of instruction and training for secondary teachers and preparation and distribution of course materials in connection therewith; publication of textbooks, educational and instructional course materials and tests; publication of textbooks, educational and instructional course materials and test distributed via a global communications network and on a digital media; development and dissemination of educational and instructional materials and tests in audio, audio-visual and print formats and downloadable form a remote site in the fields of education and educational instruction, training and testing; providing teaching certification programs for secondary school teachers; on-line educational testing, namely, preparing, administering and scoring educational tests, and assessment services based on the test results