The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system! Getting the facts behind the fiction has never looked better.  Track the facts with Jack and Annie!!
 
When Jack and Annie got back from their adventure in Magic Tree House #7: Sunset of the Sabertooth, they had lots of questions. What was it like to live in the Ice Age? How did early humans...

The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system! Getting the facts behind the fiction has never looked better.
Track the facts with Jack and Annie!
 
When Jack and Annie got back from their adventure in Magic Tree House #8: Midnight on the Moon, they had lots of questions. How did the universe begin? How long does it take to get to the moon?...

The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system!
When Jack and Annie got back from their adventure in Magic Tree House #28: High Tide in Hawaii, they had lots of questions. What causes tsunamis? Who studies earthquakes? How do volcanoes form? What should people do if an avalanche hits? Find out the answers to these questions and more as Jack and

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Presents a nonfiction companion book to "Stallion by Starlight," discussing the history of domesticating horses and explaining why Alexander the Great's horse was so famous.

What did it mean to be a ninja or a samurai? Did they really have special abilities? What was life like for them in ancient Japan? Find out the answers to these questions and more as Jack and Annie track the facts behind some of history's most intriguing and secretive figures.

Shares facts about mythical creatures Jack and Annie encountered in the "Night of the Ninth Dragon" Magic tree house adventure.

Introduces the Vikings, discussing why they went on raids, what they wore, what their ships were like, and how they shaped history.

"A history of the state of Texas including the Galveston hurricane of 1900"-- "Track the facts about the Alamo, the Galveston hurricane, and the great state of Texas! When Jack and Annie came back from their adventure in Magic Tree House #30: Hurricane Heroes in Texas, they had lots of questions. Why is Texas called the Lone Star State? What was the Alamo? When was the Galveston hurricane? Why was it so terrible? Find out the answers to these questions...

"Track the facts about the great printer, inventor, and Founding Father, Benjamin Franklin! When Jack and Annie came back from their adventure in Magic Tree House #32: To the Future, Ben Franklin! they had lots of questions. What was Ben Franklin's first job? How did a kite teach him about electricity? What are some of Ben's most famous inventions? Why did he have so many nicknames? Find out the answers to these questions and more as Jack and Annie...