Sylvan Learning Systems Inc., agreed to acquire remaining assets of National Education Corporation in 1997. At the time of the acquisition, National Education was the world's largest provider of education through mail or computers. It also owns 83 percent of the Steck-Vaughn Publishing Corporation, one of the nation's largest publishers of supplemental education materials.Gilpin, 1997 However, Sylvan's offer was topped by Harcourt General.
