- Narwhals and other whales, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Isidre Monés
- Warriors in winter, by Mary Pope Osborne ; illustrated by AG Ford
- Thanksgiving on Thursday, by Mary Pope Osborne ; illustrated by Sal Murdocca
- To the future, Ben Franklin!, by Mary Pope Osborne ; illustrated by AG Ford
- The land of the dead, by Mary Pope Osborne ; with artwork by Troy Howell
- Osborne, Mary Pope, Magic tree house, 26
- Osborne, Mary Pope, Magic tree house series, #37
- Night of the Ninjas, the graphic novel, adapted by Jenny Laird ; with art by Kelly & Nicole Matthews
- Leonardo da Vinci, a nonfiction companion to Monday with a mad genius, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Sal Murdocca
- Night of the ninth dragon, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Benjamin Franklin, to the future, Ben Franklin!, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Isidre Monés
- A ghost tale for Christmas time, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Osborne, Mary Pope, Magic tree house series, #36
- Ancient Greece and the Olympics, a nonfiction companion to Hour of the Olympics, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Sal Murdocca
- Dolphins at daybreak, by Mary Pope Osborne ; illustrated by Sal Murdocca
- A big day for baseball, by Mary Pope Osborne ; jacket illustration by Sal Murdocca ; interior illustrations by Ag Ford
- Soccer, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Sal Murdocca
- World War II, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Carlo Molinari
- Ghost town at sundown, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Leprechauns and Irish folklore, a nonfiction companion to Leprechaun in late winter, Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Sal Murdocca
- Kate and the beanstalk, written by Mary Pope Osborne ; illustrated by Giselle Potter
- Standing in the light, the captive diary of Catherine Carey Logan, by Mary Pope Osborne
- A perfect time for pandas, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Leprechaun in late winter, by Mary Pope Osborne ; illustrated by Sal Murdocca
- American revolution, a nonfiction companion to Revolutionary War on Wednesday, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Sal Murdocca
- Midnight on the moon, by Mary Pope Osborne ; illustrated by Sal Murdocca
- A crazy day with cobras, by Mary Pope Osborne ; illustrated by Sal Murdocca
- The gray-eyed goddess, by Mary Pope Osborne ; with artwork by Troy Howell
- Rags and riches, kids in the time of Charles Dickens, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Sal Murdocca
- American tall tales, by Mary Pope Osborne ; wood engravings by Michael McCurdy
- Shadow of the shark, by Mary Pope Osborne ; illustrated by Sal Murdocca.
- Llamas and the Andes, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Isidre Monés
- Hurry up, Houdini!, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Dragon of the red dawn, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Dark day in the deep sea, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Pilgrims, a nonfiction companion to Thanksgiving on Thursday, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Sal Murdocca
- Abraham Lincoln, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Sal Murdocca
- Hurricane heroes in Texas, by Mary Pope Osborne ; illustrations by AG Ford
- Time of the turtle king, by Mary Pope Osborne ; illustrated by AG Ford
- Osborne, Mary Pope, Magic tree house series
- Dragons and mythical creatures, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Carlo Molinari
- Dinosaurs before dark, Mary Pope Osborne ; adapted by Jenny Laird ; with art by Kelly & Nichole Matthews
- Warriors, a nonfiction companion to Magic tree house, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Isidre Monés
- Abe Lincoln at last!, Mary Pope Osborne ; illustrated by Sal Murdocca
- Sea monsters, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Sal Murdocca
- Sunset of the sabertooth, by Mary Pope Osborne ; illustrated by Sal Murdocca
- The knight at dawn, the graphic novel, adapted by Jenny Laird ; with art by Kelly & Nichole Williams
- Sharks and other predators, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Carlo Molinari
- Osborne, Mary Pope, Magic tree house, #46
- Osborne, Mary Pope, Magic tree house