Graham, C. R., Borup, J., Jensen, M., Arnesen, K. T., & Short, C. R. (2022). General Introduction to Blended Teaching. In M. Jensen, C. R. Short, Q. Guo, & W. Keaton (Eds.), K-12 Blended Teaching: Math Edition. BYU Open Learning Network. https://open.byu.edu/k12blended_math/general_introduction_bt