Nicholas J. Gilbertson and Kimberly Cervello Rogers
Can you find a triangle in which the three bases and three heights are integer values?
Jeremy F. Strayer, James B. Hart, and Sarah K. Bleiler-Baxter
A four-phase process and three principles for building a mathematics learning community use rich discussion of student work.
Chad Leith, Elena Rose, and Tony King
Five questions to guide an approach for effectively embracing the teacher’s dual role.
Catherine Case and Douglas Whitaker
Students use simulations—with physical spinners and a computer applet—to introduce and explore the concept of statistical power.
Jonaki B. Ghosh
By engaging in recursive and explicit reasoning, students gain insight into the nature of fractal constructions.