- Christmas in Camelot, Mary Pope Osborne ; illustrated by Antonio Javier Caparo
- Benjamin Franklin, a nonfiction companion to Magic Tree House #32 : To the future, Ben Franklin!, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Isidre Monés
- Narwhal on a sunny night, Mary Pope Osborne
- Hurricane heroes in Texas, by Mary Pope Osborne ; illustrations by AG Ford
- Sunset of the sabertooth, Mary Pope Osborne
- Camp time in California, Mary Pope Osborne
- Dragons and mythical creatures, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Carlo Molinari
- Night of the ninth dragon, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Narwhal on a sunny night, Mary Pope Osborne
- A big day for baseball, by Mary Pope Osborne ; jacket illustration by Sal Murdocca ; interior illustrations by Ag Ford
- Day of the Dragon King, Mary Pope Osborne
- Time of the turtle king, Mary Pope Osborne
- A big day for baseball, Mary Pope Osborne
- China, land of the emperor's Great Wall, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Carlo Molinari
- Vacation under the volcano, Mary Pope Osborne
- Viking ships at sunrise, Mary Pope Osborne
- Afternoon on the Amazon, Mary Pope Osborne
- Winter of the Ice Wizard, by Mary Pope Osborne
- Night of the Ninjas, by Mary Pope Osborne
- Balto of the Blue Dawn, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Wild West, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Isidre Monés
- Warriors in winter, by Mary Pope Osborne ; illustrated by AG Ford
- Sharks and other predators, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Carlo Molinari
- 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
- Vikings, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Carlo Molinari
- High time for heroes, Mary Pope Osborne ; cover art and interior illustrations, Sal Murdocca
- Tuesday with a turtle king, by Mary Pope Osborne ; illustrated by AG Ford
- Danger in the darkest hour, Mary Pope Osborne
- Stallion by starlight, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Balto of the Blue Dawn, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Magic tree house: a big day for bseball, Mary Pope Osborne
- Tigers at twilight, Mary Pope Osborne
- Texas, a nonfiction companion to Magic Tree House #30: Hurricane heroes in Texas, Mary Pope Osborne, Natalie Pope Boyce ; illustrated by Isidre Mones
- Sunlight on the snow leopard, Mary Pope Osborne
- Magic tree house collection, Mary Pope Osborne, Books 1-8
- Dolphins at daybreak, Mary Pope Osborne
- Heroes for all times, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Sal Murdocca
- Christmas in Camelot, by Mary Pope Osborne
- Summer of the sea serpent, Mary Pope Osborne
- Midnight on the Moon, Mary Pope Osborne
- The knight at dawn, by Mary Pope Osborne ; illustrated by Sal Murdocca
- High time for heroes, Mary Pope Osborne
- Narwhals and other whales, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Isidre Monés
- Soccer on Sunday, Mary Pope Osborne ; illustrated by Sal Mardocca
- Sunlight on the snow leopard, by Mary Pope Osborne ; illustrated by AG Ford
- Rhinos at recess, by Mary Pope Osborne ; illustrated by AG Ford