A task using multiple representations helps students write explicit algebraic equations.


Editor's note: For photographs of a three-dimensional sculpture based on a Sierpinski triangle, see “Mathematical Lens,” MT April 2014, pages 414 and 415.

Contributor Notes

J. Vince Kirwan, jvkirwa@ilstu.edu, is a doctoral student in mathematics education at Illinois State University in Normal. He is interested in generalization and teacher preparation.

Jennifer M. Tobias, jtobias@ilstu.edu, is an assistant professor of mathematics education at Illinois State University. She is interested in how students develop an understanding of mathematics and in teacher preparation.

(Corresponding author is Kirwan jvkirwa@ilstu.edu)(Corresponding author is Tobias jtobias@ilstu.edu)
The Mathematics Teacher


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