R. Alan Russell
Modify traditional paper folding to review fraction concepts.
Zulfiye Zeybek and Dionne I. Cross Francis
Although implemented with elementary school teachers to encourage them to consider area and perimeter simultaneously, this task also offers insight into how students might approach it.
Angela T. Barlow, Matthew Duncan, Alyson E. Lischka, Kristin S. Hartland, and J. Christopher Willingham
Examine these three strategies, which offer scaffolds for enhancing understanding and lead toward investigations that are more meaningful.