In this favorite lesson, students must engage in cooperative problem solving and think outside the algebra box as they work to make sense of the Purple Milk problem.
*Kasi C. Allen, email@example.com, a teacher and researcher, is an assistant professor in the Graduate School of Education and Counseling at Lewis and Clark College in Portland, Oregon.
© 2022 National Council of Teachers of Mathematics (NCTM)
Powered by: PubFactory
Character limit 500/500