1. Alexa Internet. (2020). The top 500 sites on the web. https://www.alexa.com/topsites
2. Allen, I. E., Seaman, J., & Garrett, R. (2007). Blending in: The extent and promise of blended education in the United States. Sloan Consortium. https://files.eric.ed.gov/fulltext/ED529930.pdf
3. Armellini, A., Moseley, A., Hayes, N., Sweeney, D., Padilla Rodriguez, B. C., Conole, G., & Beard, J. (2012, September). An inclusive review of current uses of the institutional VLE by staff and students at the University of Leicester. Paper presented at the Association for Learning Technology Conference, Manchester, UK.
4. It's not about seat time: Blending, flipping, and efficiency in active learning classrooms