A statistics course can be a very challenging subject to teach. To enhance learning, today's modern course in statistics might incorporate many different aspects of technology. Due to advances in technology, teaching statistics online has also become a popular course option. Although researchers are studying how to deliver statistics courses in this new technological environment, there is still much to learn about how to effectively implement these online courses. The purpose of this paper is to report the results of an extensive review of the literature conducted across several disciplines from the last decade in an effort to summarize, identify, and understand overall trends and themes in online instruction. A summary of effective practices that might be useful to teachers teaching statistics online concludes this paper. (Contains 7 tables.)