Libros
Capital Mysteries #13: Trapped on the D.C. Train!
2011
Capital Mysteries #9: A Thief at the National Zoo
2007
Capital Mysteries #5: Who Broke Lincoln's Thumb?
2005
Capital Mysteries #8: Mystery at the Washington Monument
2007
Capital Mysteries #3: The Skeleton in the Smithsonian
2003
Capital Mysteries #4: A Spy in the White House
2004