Mary Pope Osborne

"Jack and Annie travel in the magic tree house to Galveston, Texas on September 8, 1900--the day of the worst natural disaster in US history"--

"Jack and Annie use the magic tree house to travel back in time to 1947 Brooklyn, New York, where they pretend to be batboys at Jackie Robinson's first game with the Brooklyn Dodgers against the Boston Braves"--

"The magic tree house whisks Jack and Annie to Africa where they must use magic to save a rhino and her baby from poachers"--

"Jack and Annie are magically transported to mid-1800's Thebes where they are saved from a dangerous accident by Florence Nightingale!"--

Learn about giant pandas and other endangered species.

The famous eruption of Mount Vesuvius that snuffed out life in Pompeii and buried the town has long been a fascinating moment in history for children. This book presents that dramatic story with Mary Pope Osborne's brief text and with stunning frescoes created by Bonnie Christensen, using the same colors, style, and technique as the ancient frescoes unearthed at Pompeii. In addition to the destruction of Pompeii and the rediscovery of the ruins nearly...

Jack and Annie explore the oceans and their creatures.

Tom and his younger sister take a trip in their tree house back to ancient Egypt, where they help a queen's mummy continue her voyage to the Next Life.

"Track the facts about the unicorn of the sea--the narwhal--and its closest relatives!"--

"An overview of llamas, chinchillas, and other Andean animals, as well as a general look at the region and its people"--