Mary Pope Osborne
There's a whisper in the shadows, a silent warrior. It's a ninja! The magic tree house has whisked Jack and Annie to ancient Japan. They need to learn the secrets of the ninja in order to help their friend Morgan! But how do you find a ninja, a warrior...
When Jack and Annie got back from their adventure in Magic Tree House #5: Afternoon on the Amazon, they had lots of questions. How much rain falls in a rain forest? What is the world's heaviest...
Track the facts with Jack and Annie!
When Jack and Annie got back from their adventure in Magic Tree House #17: Tonight on the Titanic, they had lots of questions. How many people were aboard the Titanic? Why weren’t there...
17) Snakes and Other Reptiles: A Nonfiction Companion to Magic Tree House #45: A Crazy Day with Cobras
When Jack and Annie got back from their adventure in Magic Tree House Merlin Mission #17: A Crazy Day with Cobras, they had lots of questions. Can snakes really be charmed? What reptile has the...
19) Ancient Rome and Pompeii: A Nonfiction Companion to Magic Tree House #13: Vacation Under the Volcano
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 #13: Vacation Under the Volcano, they had lots of questions. How did ancient Rome become an emipre? Where did ancient
20) Polar Bears and the Arctic: A Nonfiction Companion to Magic Tree House #12: Polar Bears Past Bedtime
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 #16: Polar Bears Past Bedtime, they had lots of questions. Why is the Arctic so cold? What did the first people of the