- Night of the Ninjas, by Mary Pope Osborne ; illustrated by Sal Murdocca
- A good night for ghosts, Mary Pope Osborne ; illustrated by Sal Murdocca
- Day of the Dragon King, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Osborne, Mary Pope, Magic tree house, #48
- Viking ships at sunrise, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Happy birthday, America, Mary Pope Osborne ; illustrated by Peter Catalanotto
- Osborne, Mary Pope, Magic tree house series, #25
- Season of the sandstorms, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Osborne, Mary Pope, Magic tree house, #2
- Christmas in Camelot, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Blizzard of the blue moon, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Osborne, Mary Pope, Magic tree house, #39
- Night of the ninth dragon, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Moonlight on the magic flute, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Osborne, Mary Pope, Magic tree house series, #14
- Ancient Greece and the Olympics, a nonfiction companion to Hour of the Olympics, y Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Sal Murdocca
- Osborne, Mary Pope, Magic tree house series, #36
- Pirates past noon, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Sunset of the sabertooth, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Magic tree house, by Mary Pope Osborne, Books 33-35
- Kate and the beanstalk, by Mary Pope Osborne ; illustrated by Giselle Potter
- 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 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
- Pilgrims, a nonfiction companion to Thanksgiving on Thursday, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Sal Murdocca
- Osborne, Mary Pope, Magic tree house series, #13
- Dragon of the red dawn, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Leprechaun in late winter, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Pompeii, lost and found, by Mary Pope Osborne ; frescoes by Bonnie Christensen
- 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
- The gray-eyed goddess, by Mary Pope Osborne ; with artwork by Troy Howell
- Penguins and Antarctica, a nonfiction companion to Eve of the emperor penguins, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Sal Murdocca
- Narwhal on a sunny night, by Mary Pope Osborne ; illustrated by AG Ford
- Dogs in the dead of night, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Osborne, Mary Pope, Magic tree house, #36
- Camp time in California, by Mary Pope Osborne ; illustrated by AG Ford
- 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
- American tall tales, by Mary Pope Osborne ; wood engravings by Michael McCurdy
- Stage fright on a summer night, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Magic tree house, Mary Pope Osborne, Books 40 & 41
- Osborne, Mary Pope, Magic tree house (Imagination Studio (Firm)), 54