- Osborne, Mary Pope, Magic tree house series, #37
- Warriors in winter, by Mary Pope Osborne ; illustrated by AG Ford
- Ninjas and samurai, A Nonfiction Companion to Magic Tree House #5: Night of the Ninjas., Mary Pope Osborne
- Osborne, Mary Pope, Cabane magique, 5
- Warriors in winter., Mary Pope Osborne
- Dragon of the red dawn, Magic tree house merlin missions series, book 9., Mary Pope Osborne
- Magic tree house collection, Mary Pope Osborne, Books 42 & 43
- Horse heroes, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Sal Murdocca
- Dragon of the red dawn, a Merlin mission, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Polar bears past bedtime, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Osborne, Mary Pope, Magic tree house series, #36
- Osborne, Mary Pope, Magic tree house series, #17-24
- Osborne, Mary Pope, Magic tree house, #50
- Viking ships at sunrise, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Wild West, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Isidre Monés
- Osborne, Mary Pope, Magic tree house series, #12
- Dinosaurs before dark, by Mary Pope Osborne ; illustrated by Sal Murdocca. --
- Dinosaurs before dark graphic novel., Mary Pope Osborne
- A big day for baseball, Mary Pope Osborne
- Sabertooths and the Ice Age, a nonfiction companion to Sunset of the sabertooth, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Sal Murdocca
- Hurricane heroes in Texas, in 1900, Galveston was underwater!, by Mary Pope Osborne ; illustrated by AG Ford
- Summer of the sea serpent, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Osborne, Mary Pope, Magic tree house series, 18
- Magic tree house collection, Mary Pope Osborne, Books 38 & 39
- Magic tree house, Mary Pope Osborne, Books 40 & 41
- Blizzard of the blue moon, Magic tree house merlin missions series, book 8., Mary Pope Osborne
- Dolphins at daybreak, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Danger sur la banquise, Mary Pope-Osborne
- Afternoon on the amazon, Magic Tree House Series, Book 6., Mary Pope Osborne
- Tonight on the titanic, Magic Tree House Series, Book 17., Mary Pope Osborne
- Tsunamis and other natural disasters, a nonfiction companion to magic tree house #28, High tide in Hawaii, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Sal Murdocca
- A ghost tale for christmas time, Magic tree house merlin missions series, book 16., Mary Pope Osborne
- Magic tree house, Mary Pope Osborne, Books 48 & 49
- Polar bears and the Arctic, a nonfiction companion to Polar bears past bedtime, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Sal Murdocca
- Pompeii, lost & found, by Mary Pope Osborne ; frescoes by Bonnie Christensen
- Shadow of the shark., Mary Pope Osborne
- Osborne, Mary Pope, Magic tree house series, bk. 02
- Osborne, Mary Pope, Magic tree house series, #40
- Magic tree house survival guide, Mary Pope Osborne and Natalie Pope Boyce
- Mary Pope Osborne's Magic tree house, [vol.] 02, the knight at dawn : the graphic novel, adapted by Jenny Laird ; with art by Kelly & Nichole Matthews
- Vacation under the volcano, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Leonardo da Vinci, a nonfiction companion to Monday with a mad genius, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Sal Murdocca
- Civil War on Sunday, [Mary Pope Osborne ; illustrated by Sal Murdocca]
- World at war, 1944., Mary Pope Osborne
- Dinosaurs before dark, Magic Tree House Series, Book 1., Mary Pope Osborne
- A crazy day with cobras, a Merlin mission, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Sunset of the sabertooth, Magic Tree House Series, Book 7., Mary Pope Osborne
- Soccer, by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Sal Murdocca
- Twister on Tuesday, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Osborne, Mary Pope, Magic tree house series, #19