🕵️ Four worlds. Four mysteries. One bundle that makes science the most exciting period of the day.Save with this complete bundle of four pop culture-themed Whodunnit STEM & Science mysteries for grades 6–8. Each activity drops students into an iconic fictional universe and challenges them to solve a mystery using real, NGSS-aligned science content — genetics, physics, environmental science, engineering design, and more. Every single product is no-prep, print-and-digital ready, and fully diff