Tillema, ErikGatza, Andrew2019-01-112019-01-112017-07-01Tillema, E., & Gatza, A. (2017). Helping Students Explore the Cartesian Coordinate System. Indiana Mathematics Teacher, Summer 2017, 8–12.https://hdl.handle.net/1805/18134This paper explores a problem-based approach to developing the Cartesian coordinate system as a set of whole number, integer, and rational number ordered pairs. We share our approach, discuss student work, and outline a sequence of problems and key conversations for classroom discussion that we have used with this approach.en-USCartesian coordinate systemMathematicsArticle