Having an answer to "When are we ever going to use this in real life?" is important to middle school mathematics teachers. The activity described in this article awakened sixth graders' understanding of how artists use mathematics. By exploring ratio and proportionality in different paintings, students realized the use of proportional…

In this article, the authors describe how mathematics teachers and art teachers were able to enthusiastically engage seventh- and eighth-grade students in an interdisciplinary activity focused on scaling, proportional reasoning, and measurement by recreating artwork on a famous private collection. Using the artwork from The Barnes Foundation in…