Capital Mysteries #5: Who Broke Lincoln's Thumb?

In the fifth book of the Capital Mysteries series by Ron Roy, KC and Marshall find themselves involved in a stirring mystery during a celebration at the Lincoln Memorial in Washington, D.C. As the city prepares for the event, the boys become curious about a small but significant problem involving one of the statue's thumbs. This engaging early chapter book combines fun facts about iconic Washington landmarks with an intriguing mystery, making it perfect for emerging readers and young mystery enthusiasts.