As part of our guest blog series, we bring you another post from Kathryn Shafer. A former middle school and high school math teacher, Kathy is now an Assistant Professor in the Department of Mathematical Sciences at Ball State University, Indiana. She's done a variety of … Continue Reading ›› As part of our guest blog series, we bring you a post from Kathryn Shafer. A former middle school and high school math teacher, Kathy is now an Assistant Professor in the Department of Mathematical Sciences at Ball State University, Indiana. She's done a variety of work for Key, including presenting webinars, moderating online courses, and … Continue Reading ›› The Web Sketchpad and Math Education Blog