Kasi Allen and Kemble Schnell
Strategies are offered to help teachers support the emergence of their students’ math identities.
David A. Yopp
Track students’ understanding of proportional reasoning by combining transformational geometry, similar-triangle reasoning, and linear relationships.
Carolyn James, Lyn Philiben, and Molly Knievel
When teachers consider the many sides of a task, they are better prepared to help students through future mathematically sticky problems.
George J. Roy, Thomas E. Hodges, and LuAnn Graul
Students’ mathematical intuition about estimation can serve as an entry point for tasks exploring measures of center.