 | The Case of the Birthday Bracelet | Hardback |
 | The Case of the Haunting of Lowell Lanes | Hardback |
 | The Case of the Phantom Friend | Hardback |
 | The Riddle of Baby Rosalind | Hardback |
 | The Secret of Cravenhill Castle | Hardback |
 | Worlds of Sound (The Story of Smithsonian Folkways) | Hardback |
 | The Monty Hall Problem: The Remarkable Story of Math's Most Contentious Brain Teaser | Hardback |
