Driskell, S. O. S., L. A. Gold, and D. Herick. “Tiny House, Big Learning (pp. 18--30)”. Ohio Journal of School Mathematics, vol. 85, no. 1, July 2020, https://www.osu.tests.sfulib4.publicknowledgeproject.org/index.php/OJSM/article/view/7565.