Book excerpt: Spy on History: Anna Strong and the Revolutionary War Culper Spy Ring In a story of intrigue and danger, Anna Strong and the Revolutionary War Culper Spy Ring explores a little-known part of an important chapter of American history—and offers readers a mystery of their own to solve! It’s a true story of the American Revolution: Meet the secret Culper Ring, a network of American spies fighting against the army of British redcoats. Meet historical figures like George Washington and the soon-to-be-infamous Benedict Arnold. And meet Anna Strong, an unsung heroine who found ingenious ways to communicate top-secret messages to her fellow spies, helping to free the American colonies from British rule. It’s a mystery to solve: There are clues embedded in the book’s text and illustrations. Spycraft materials, including a cipher wheel, come in an envelope at the beginning of the book. Use them to decode Anna’s hidden message and discover the secret mission she undertook for the Culper Ring!