Betina A. Zolkower and Laurie H. Rubel
A vignette from a middle school classroom discusses how “low threshold, high ceiling” number puzzles will intrigue and interest students and teachers.
Sarah B. Bush, Katie Gibbons, Karen S. Karp, and Fred Dillon
The phenomenon of a plague intrigues students and provides a visual model that demonstrates growth.
Samuel Otten, Michelle Cirillo, and Beth A. Herbel-Eisenmann
Reconsider typical discourse strategies when discussing homework and move toward a system that promotes the Standards for Mathematical Practice.
Cynthia E. Taylor, Megan A. Rehm, and Ximena Catepillán
A lesson on least common multiples helps students not only develop a perspective on an ancient culture but also draw on the cultural background of classmates.