For decades the No. 2 pencil and bubble sheet have ruled the student assessment process. The time has finally come to move all of those important tests online. High-stakes computer-based testing has been around for more than 10 years, with some states eagerly embracing it and others avoiding it like whooping cough. But the advent of national standards is luring more states into online testing--to the point where districts can no longer assume it won't happen where they are. In this article, the author discusses the benefits of online testing as well as the challenges districts can expect to face as they transition to online testing.