Sports are fun, but they can be dangerous, too. As more information becomes available about concussions and other injuries, many people have wondered if certain sports, such as football, are too dangerous for kids to play. People often have strong opinions about this topic, and readers are introduced to these opinions in a way that enhances their critical-thinking skills. The facts readers need to develop their own informed opinion are included in the thoroughly researched main text and accompanying fact boxes. A graphic organizer and full-color photographs help readers visualize the many parts of this complex issue.