In this real-life scientific detective story, Sandra Markle investigates the alarming worldwide disappearance of honeybees, known as Colony Collapse Disorder (CCD). The book follows scientists as they become bee detectives, examining clues like pesticides, parasites, and habitat loss to solve this environmental mystery. Readers learn how honeybees are crucial for pollinating many of our favorite foods, from apples to almonds. The engaging narrative shows how scientific inquiry works and why protecting these tiny insects matters to everyone.