- The land of the dead, by Mary Pope Osborne
- Dolphins at daybreak, Mary Pope Osborne
- Late Lunch with Llamas, Mary Pope Osborne
- Osborne, Mary Pope, Magic tree house (Sound recording), #21
- American tall tales, Mary Pope Osborne
- Ancient Rome and Pompeii, a nonfiction companion to Vacation under the volcano, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Sal Murdocca
- The knight at dawn, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Ghosts, a nonfiction companion to A good night for ghosts, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Sal Murdocca
- Osborne, Mary Pope, Magic tree house series, #6
- Magic tree house collection, Mary Pope Osborne, Books 1-8
- Rhinos at recess, by Mary Pope Osborne ; illustrated by AG Ford
- Mystery of the tree house, ebook collection, by Mary Pope Osborne ; illustrated by Sal Murdocca, Books 1-4.
- Sunlight on the snow leopard, Mary Pope Osborne
- Osborne, Mary Pope, Magic tree house series, #16
- Osborne, Mary Pope, Magic tree house (Imagination Studio (Firm)), bk. 31
- Heroes for all times, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Sal Murdocca