* Capital Mysteries #1: Who Cloned the President?
* Capital Mysteries #2: Kidnapped at the Capital
* Capital Mysteries #3: The Skeleton in the Smithsonian
* Capital Mysteries #4: A Spy in the White House
* Capital Mysteries #5: Who Broke Lincoln's Thumb?
* Capital Mysteries #7: Trouble at the Treasury
* Capital Mysteries #8: Mystery at the Washington Monument
* Capital Mysteries #9: A Thief at the National Zoo
* Capital Mysteries #10: The Election-Day Disaster
* Capital Mysteries #11: The Secret at Jefferson's Mansion
* Capital Mysteries #12: The Ghost at Camp David
* Capital Mysteries #13: Trapped on the D.C. Train!
* Capital Mysteries #14: Turkey Trouble on the National Mall