- Dinosaurs before dark, Mary Pope Osborne ; illustrated by Sal Murdocca
- Afternoon on the Amazon, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Wild West, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Isidre Monés
- Revolutionary War on Wednesday, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Good morning, gorillas, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Earthquake in the early morning, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Midnight on the moon, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Vacation under the volcano, by Mary Pope Osborne ; illustrated by Sal Murdocca
- 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
- Hurricane heroes in Texas, by Mary Pope Osborne ; illustrated by AG Ford
- Rhinos at recess, by Mary Pope Osborne ; illustrated by AG Ford
- Baseball, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Carlo Molinari
- Carnival at candlelight, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Buffalo before breakfast, by Mary Pope Osborne ; illustrated by Sal Murdocca
- High time for heroes, Mary Pope Osborne ; illustrated by Sal Murdocca
- Warriors in winter, by Mary Pope Osborne ; illustrated by AG Ford
- Balto of the Blue Dawn, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Narwhal on a sunny night, by Mary Pope Osborne ; illustrated by AG Ford
- 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
- Christmas in Camelot, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Night of the ninth dragon, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Camp time in California, by Mary Pope Osborne ; illustrated by AG Ford
- Thanksgiving on Thursday, 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
- Late lunch with llamas, by Mary Pope Osborne ; illustrations by AG Ford