If you are curious about Scrum and you have an hour, try this online course to get a quick, simple understanding of how Scrum works.
Here are some free books and videos to get your understanding started.
- The Scrum Handbook
- The Scrum Guide
- The Scrum Primer
- Scrum and XP from the Trenches
- Scrum and Kanban: Making the most of both
- Lean from the trenches
- Do Better Scrum
- What every Product Owner should know