Scrum is an agile project management framework that helps software development teams structure and simplify their work. It uses short iterative "sprints" to efficiently solve problems. The document provides an overview of Scrum, including its history, core roles, phases, artifacts, benefits, and how to apply it. Scrum focuses on collaboration, adaptability, and delivering value to the customer through working software. It emphasizes individuals, interactions, working software over documentation, and responding to change over following a plan.