- Ninjas and samurai, a nonfiction companion to Magic tree house #5 : Night of the ninjas, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Sal Murdocca
- Osborne, Mary Pope, Magic tree house series, #9
- Hurricane heroes in Texas, by Mary Pope Osborne ; illustrated by AG Ford
- Rhinos at recess, by Mary Pope Osborne ; illustrated by AG Ford
- Narwhal on a sunny night, Mary Pope Osborne ; illustrations by AG Ford
- Haunted castle on Hallows Eve, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Baseball, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Carlo Molinari
- 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
- Osborne, Mary Pope, Magic tree house, #44-45
- Balto of the Blue Dawn, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Stallion by starlight, Mary Pope Osborne ; illustrated by Sal Murdocca
- Osborne, Mary Pope, Magic tree house series, #11
- Osborne, Mary Pope, Magic tree house series, #3
- Carnival at candlelight, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Osborne, Mary Pope, Magic tree house series, #7
- Osborne, Mary Pope, Magic tree house series, #24
- Osborne, Mary Pope, Magic tree house series, #1
- Buffalo before breakfast, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Osborne, Mary Pope, Magic tree house series, #32
- 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
- Osborne, Mary Pope, Magic tree house, #49
- Narwhal on a sunny night, by Mary Pope Osborne ; illustrated by AG Ford
- Ghost town at sundown, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Osborne, Mary Pope, Magic tree house, 33
- The knight at dawn, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Osborne, Mary Pope, Magic tree house series, #20
- China, land of the emperor's Great Wall, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Carlo Molinari
- Hour of the Olympics, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Night of the new magicians, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Osborne, Mary Pope, Magic tree house (Sound recording), #31-32
- Osborne, Mary Pope, Magic tree house series, #26
- Abe Lincoln at last!, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Magic tree house, Mary Pope Osborne, Books 31 & 32
- Magic tree house, Mary Pope Osborne, Books 25-29
- Osborne, Mary Pope, Magic tree house series, #53
- Winter of the ice wizard, by Mary Pope Osborne ; illustrated by Sal Murdocca
- 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
- 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
- Osborne, Mary Pope, Magic tree house (Imagination Studio (Firm)), 54
- Osborne, Mary Pope, Magic tree house, 49
- 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
- Osborne, Mary Pope, Magic tree house series, #13
- Dragon of the red dawn, by Mary Pope Osborne ; illustrated by Sal Murdocca