No Prep Sub Plans: Area & Volume Design Challenge (Grades 6–8)Bring geometry to life with this no prep, print-and-go design challenge! Students apply area and volume concepts to real-world scenarios by creating their own math-based design game. Perfect for sub plans, project-based learning, or end-of-unit review, this engaging resource gets students thinking like architects, engineers, and designers. What’s Included: Student-friendly project overview and clear directions Mini research activi