Jensen, M., Short, C. R., Keaton, W., & Guo, Q. (2022). Math: Intro to blended teaching. In C. R. Graham, J. Borup, M. Jensen, K. T. Arnesen, & C. R. Short (Eds.). K–12 blended teaching (Vol 2): A guide to practice within the disciplines: Math edition. EdTech Books. https://edtechbooks.org/k12blended_math/math