#29: A Big Day for Baseball
PLAY BALL! Jack and Annie aren't great baseball players....yet! Then Morgan the librarian gives them magical baseball caps that will make them experts. They just need to wear the caps to a special ballgame in Brooklyn, New York. The magic tree house whisks them back to 1947! When they arrive, Jack and Annie find out that they will be batboys in the game-not ballplayers. What exactly does Morgan want them to learn? And what's so special about this game? They only have nine innings to find out!

#30: Hurricane Heroes in Texas
Jack and Annie are on a mission! When the magic tree house whisks them back to Galveston, Texas, in 1900, they find out that a big storm is coming. But even though there is rain and wind, no one believes there is any danger. As the storm grows, seawater floods the city. Now everyone needs help! Jack and Annie have a little bit of magic and a lot of hope-but will it be enough?

#31: Warriors in Winter
We are warriors!Jack and Annie have met knights, pirates, ninjas, and Vikings, but they have never met the most fearsome warriors of all: Roman soldiers. When the magic tree house whisks them back to the early 100s AD, Jack and Annie find themselves in a Roman camp. Their mission: Be like a warrior. That is easier said than done! The Roman soldiers are much scarier in person-and suspicious of strangers. Then a mysterious man riding a black horse gives Jack and Annie some advice to help them on their mission. But the man may not be who he seems. Will Jack and Annie be good warriors? Can they learn what makes the Roman soldiers so great? And who is the mysterious rider...?

#32: To the Future, Ben Franklin!
Jack and Annie know all about Ben Franklin. He was a Founding Father, a journalist, and a famous inventor! When the magic tree house whisks them back to meet the man himself, they're not sure what their mission is. But Ben Franklin has a mission of his own. Intrigued by Jack and Annie, he's curious to learn more about where they came from. And very curious about their tree house....SEE LESS

瑪麗．波．奧斯本 (Mary Pope Osborne)
 
美國知名兒童文學作家，北卡羅萊納大學主修戲劇與比較宗教學，喜愛不同文化的她，畢業之後，曾到世界各地去旅行。寫作至今已20餘年，作品超過50本以上，並獲得許多獎項，而且擔任過兩屆的美國作家協會主席。「神奇樹屋」系列自出版以來，廣受歡迎，在全美圖書館的借閱率一直很高，甚至還要預約呢。奧斯本女士也會親自到各個學校說故事，「孩子們對我的幫助非常大，」她說：「我經常要他們投票，選出傑克和安妮下一次應該去哪裡。許多孩子甚至寫出自己的『神奇樹屋』故事，並且和我一起分享呢。」

Magic Tree House 官網

Did you know that there’s a Magic Tree House book for every kid?

Widely regarded among parents, teachers, and librarians for its power to instill a passion for reading, Mary Pope Osborne’s award-winning, #1 New York Times best selling Magic Tree House series is an international phenomenon and has sold more than 134 million books worldwide since its debut in 1992. The books have been translated into 33 different languages in over 30 international markets. All Magic Tree House books are available in print, as ebooks and Listening Library audio books, which are all narrated by Mary Pope Osborne. 

• Magic Tree House: Adventures with Jack and Annie, perfect for readers who are just beginning chapter books
• Merlin Missions: More challenging adventures for the experienced reader
• Super Edition: A longer and more dangerous adventure
• Fact Trackers: Nonfiction companions to your favorite Magic Tree House adventures

Have more fun with Jack and Annie at MagicTreeHouse.com!

The Magic Tree House Classroom Adventures Program is a free, comprehensive set of online educational resources for teachers developed by Mary Pope Osborne as gift to teachers, to thank them for their enthusiastic support of the series. Complete with free online resources including lesson plans, curriculum guides, and creative activities, the Classroom Adventures Program incorporates every book in the series, including the nonfiction Fact Tracker titles, enabling teachers to build upon students’ interest in Jack and Annie’s adventures, while simultaneously meeting core curriculum standards across a multitude of subjects. 

 
MARY POPE OSBORNE is an ardent advocate and supporter of children’s literacy, and the award-winning author of more than 100 books for children and young adults, including novels, retellings of mythology and folklore, picture books, biographies, and mysteries. From 1993–1997, Ms. Osborne served as president of the Authors Guild, the country’s leading organization for published authors. She has traveled extensively in the U.S. and abroad, visiting schools and speaking on issues related to children’s literacy. She spoke at the UN regarding the importance of worldwide literacy and was profiled on NBC’s Rock Center with Brian Williams for her continued efforts. Mary has donated over 350,000 books to underserved children across the country through her Gift of Books program. She resides in Connecticut. The creator of the Magic Tree House series, Ms. Osborne is also the coauthor of the companion Magic Tree House Fact Trackers series with her husband, WILL OSBORNE, and her sister, NATALIE POPE BOYCE.