| Book | Fun | Values | Age |
| One More Sunrise by Al and JoAnna Lacy |
|
|
adult |
| The Ordinary Princess by M.M. Kaye |
|
|
8-10 |
| Our Sacred Honor by Ron Carter |
|
|
adult |
| Out of the Silent Planet by C.S. Lewis |
|
|
11-12 |
| Owls in the Family by Farley Mowat |
|
|
8-10 |
| Oxygen by John B. Olson |
|
|
adult |
| The Once and Future King by T.H. White |
|
|
adult |
| Outcast by Rosemary Sutcliff |
|
|
13+ |
| Over Sea, Under Stone by Susan Cooper |
|
|
13+ |
| On the Edge of the Dark Sea of Darkness by Andrew Peterson |
|
|
11-12 |
| the Other Side of Truth by Beverly Naidoo |
|
|
11-12 |
| Ordeal by Innocence by Agatha Christie |
|
|
adult |
| Omen by Christie Golden |
|
|
adult |
| Ozma of Oz by L. Frank Baum |
|
|
8-10 |
| Othello by William Shakespeare |
|
|
adult |
| Of Mice and Men by John Steinbeck |
|
|
adult |
| One Flew Over the Cuckoo's Nest by Ken Kesey |
|
|
adult |
