Educational services, namely providing instruction and training at the undergraduate, graduate and post-graduate levels; educational services, namely, conducting distance learning instruction and training at the undergraduate, graduate, and post-graduate levels; developing curriculum and course materials for educators and students for undergraduate, graduate and post-graduate education; on-line journals, namely, blogs featuring professors' and students' commentary related to undergraduate, graduate, and post-graduate classes; providing educational courses of instruction at the undergraduate, graduate, and post graduate levels, offered through web-based applications and content; educational services, namely, production of audio and video programs featuring educational lectures, classes and presentations for podcasting and webcasting; educational services, namely, development and disemination of online interactive exercises in the nature of educational exams, homework assignments, course material testing, and educational presentations in the fields of science, math, business, law, government, health and medicine, the humanities, and liberal art studies