In the fall of 2000, there were 45,000 enrollments in fully online or blended-online courses. That number grew nearly 22 times to one million enrollments by the fall of 2007.
While that amount represents only one percent of all courses in 2007, Harvard Business School Professor Clayton Christensen in his provocative book, Disrupting Class, predicts that by 2019, about 50 percent of high school courses will be delivered online.
Consider these other statistics: