An overview of the NovaNET Computer System, a time-sharing networking computer system for the delivery of computer-based education, is followed by a description of the SYS IV system, which is used for management and record keeping in mathematics, reading, language arts, and spelling curricula. A description of lesson design features follows, along with data on curricula validation, recommended implementation guidelines, and information on communications and security features of the system. Appendices include information on the scope of the SYS IV curricula for basic skills students; an annotated list of individual lessons available in reading (reading comprehension, pacing, content area reading, and finding the main idea of a passage) and language arts (capitalization, comma rules, contractions, direct objects, double negatives, irregular verbs, paragraph proofreading, possessives, pronoun case, subject recognition, subject-verb agreement, synonyms, antonyms, and verb recognition); and lists of additional lessons useful for basic skills education in the areas of reading, vocabulary, mathematics, and consumer education. (GL)