Capital Mysteries #8: Mystery at the Washington Monument

From popular A to Z Mysteries author Ron Roy comes a red, white, and blue mystery perfect for the election season! In the eighth book of the Capital Mysteries—an early chapter book mystery series featuring fun facts and famous sites from Washington, D.C.—it's summertime, and KC and Marshall are camping out on the White House lawn. But late at night, they spot mysterious lights flickering at the top of the Washington Monument. When they go to check it out, they find something even stranger - pean