- Eve of the Emperor penguin, by Mary Pope Osborne ; [illustrations by Sal Murdocca]
- Christmas in Camelot, Mary Pope Osborne
- Osborne, Mary Pope, Magic tree house series, #34
- American revolution, a nonfiction companion to Revolutionary War on Wednesday, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Sal Murdocca
- Osborne, Mary Pope, Magic tree house series, #41
- Pandas and other endangered species, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Sal Murdocca
- Rhinos at recess, by Mary Pope Osborne ; illustrated by AG Ford
- Haunted castle on Hallows Eve, by Mary Pope Osborne ; illustrated by Sal Murdocca
- High time for heroes, Mary Pope Osborne
- Osborne, Mary Pope, Magic tree house series, #11
- Rags and riches, kids in the time of Charles Dickens, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Sal Murdocca
- Carnival at candlelight, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Balto of the Blue Dawn, Mary Pope Osborne
- Osborne, Mary Pope, Magic tree house series, #7
- Osborne, Mary Pope, Magic tree house series, #24
- Osborne, Mary Pope, Magic tree house series, #1
- Merlin missions collection, Mary Pope Osborne, Books 1-8
- Buffalo before breakfast, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Osborne, Mary Pope, Magic tree house series, #32
- Osborne, Mary Pope, Magic tree house series, #36
- Pirates past noon, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Shadow of the shark, Mary Pope Osborne
- Sunset of the sabertooth, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Sunlight on the snow leopard, by Mary Pope Osborne ; illustrated by AG Ford
- Osborne, Mary Pope, Magic tree house, #50
- Llamas and the Andes, late lunch with llamas, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Isidre Monés
- Osborne, Mary Pope, Magic tree house (Imagination Studio (Firm))
- Monday with a mad genius, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Osborne, Mary Pope, Magic tree house series, #6
- Night of the Ninjas, by Mary Pope Osborne ; illustrated by Sal Murdocca
- A good night for ghosts, Mary Pope Osborne ; illustrated by Sal Murdocca
- Warriors in winter, Mary Pope Osborne
- Day of the Dragon King, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Viking ships at sunrise, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Osborne, Mary Pope, Magic tree house, #48
- Sabertooths and the Ice Age, a nonfiction companion to Sunset of the sabertooth, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Sal Murdocca
- High time for heroes, Mary Pope Osborne ; illustrated by Sal Murdocca
- Osborne, Mary Pope, Magic tree house series, #23
- Warriors in winter, by Mary Pope Osborne ; illustrated by AG Ford
- Balto of the Blue Dawn, by Mary Pope Osborne ; illustrated by Sal Murdocca
- The brave little seamstress, by Mary Pope Osborne ; illustrated by Giselle Potter
- Stallion by starlight, Mary Pope Osborne ; illustrated by Sal Murdocca
- Osborne, Mary Pope, Magic tree house series, 19
- Osborne, Mary Pope, Magic tree house (Sound recording), #30
- Night of the new magicians, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Osborne, Mary Pope, Magic tree house series, #26
- Abe Lincoln at last!, by Mary Pope Osborne ; illustrated by Sal Murdocca
- To the future, Ben Franklin!, by Mary Pope Osborne ; illustrated by AG Ford
- Dogsledding and extreme sports, a nonfiction companion to Magic tree house #54, Balto of the Blue Dawn, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Carlo Molinari
- Horse heroes, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Sal Murdocca