Turn your students into classroom detectives with this DNA fingerprinting and forensics activity that makes complex genetics actually feel like a mystery worth solving. Designed specifically for grades 4–7, this no-prep resource skips the heavy jargon to explain how unique DNA patterns help investigators catch criminals and solve real-world puzzles. It’s a total win for busy teachers because everything is ready to go from the reading passage to the multiple/choice and true/false check-ins a