Bring geometry to life with this engaging Video Game Design Geometry Mini-PBL for 3rd-4th grade. In this design-based performance task, students become video game level designers who must apply geometry rules to create a fair, fun, and challenging 2D game level. Rather than completing isolated worksheets, students plan, build, test, and justify their design decisions using precise mathematical language. This project emphasizes reasoning, justification, and multiple valid solutions—making it idea