This project, "The Echoes of Geometry: Acoustic Park Design," is an authentic learning project (PBL) that transforms the study of conic sections from a set of abstract algebraic rules into a tangible engineering challenge. Instead of asking students to simply "find the foci of an ellipse," you are asking them to "place the seating for two people so they can hear each other whisper across a park." This shift in framing is what makes the project powerful. How this project is helpful to other teac