👉 A casebook is a type of notebook or journal used to keep detailed records of a particular event, situation, or topic. It typically includes entries in chronological order and provides a comprehensive record of events that occur over time. The contents of a casebook can include notes, quotes from others, photographs, drawings, and other personal items related to the subject matter being documented. Casebooks are often used by historians, researchers, educators, and anyone who wants to keep a record of their own experiences or