Track the facts about baseball—with Jack and Annie! When Jack and Annie came back from their adventure in Magic Tree House #29: A Big Day for Baseball, they had lots of questions. When was baseball invented? What are the rules? Who was Jackie Robinson? Who are some other baseball greats? Find out the answers to these questions and more as Jack and Annie track the facts about America’s national pastime. Filled with up-to-date information, photographs, illustrations, and fun tidbits from Jack and Annie, the Magic Tree House Fact Trackers are the perfect way for kids to find out more about the topics they discover in their favorite Magic Tree House adventures. And teachers can use the Fact Trackers alongside their Magic Tree House fiction companions to meet Common Core text pairing needs. Have more fun with Jack and Annie on the Magic Tree House website at MagicTreeHouse.com!

Meet Jackie Robinson and solve a mystery in the #1 bestselling Magic Tree House chapter book series! 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! Discover history, mystery, humor, and baseball in this one-of-a-kind adventure in Mary Pope Osborne’s New York Times bestselling Magic Tree House series lauded by parents and teachers as books that encourage reading. Magic Tree House books, with fiction and nonfiction titles, are perfect for parents and teachers using the Core Curriculum. With a blend of magic, adventure, history, science, danger, and cuteness, the topics range from kid pleasers (pirates, the Titanic, pandas) to curriculum perfect (rain forest, American Revolution, Abraham Lincoln) to seasonal shoo-ins (Halloween, Christmas, Thanksgiving). There is truly something for everyone here!

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 Merlin Mission #19: Abe Lincoln at Last!, they had lots of questions. What was it like to grow up in a log cabin? How did Lincoln become president? What was his family like? Why did the US fight the Civil War? Find out the answers to these questions and more as Jack and Annie track the facts. Filled with up-to-date information, photos, illustrations, and fun tidbits from Jack and Annie, the Magic Tree House Fact Trackers are the perfect way for kids to find out more about the topics they discovered in their favorite Magic Tree House adventures. And teachers can use Fact Trackers alongside their Magic Tree House fiction companions to meet common core text pairing needs. Did you know that there’s a Magic Tree House book for every kid? 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 #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system! Goal! Jack and Annie have tickets to one of the most exciting soccer games ever—the 1970 World Cup! They are sure the famous soccer player Pelé will tell them a “secret of greatness.” The game is nonstop action and the stands are packed. But how will they find Pelé in a crowd of 100,000 soccer fans? Have they failed their mission? Or will the answer come when they least expect it? Formerly numbered as Magic Tree House #52, the title of this book is now Magic Tree House Merlin Mission #24: Soccer on Sunday. Did you know that there’s a Magic Tree House book for every kid? 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

Travel back in time in the magic tree house with Jack and Annie in this #1 bestselling series and meet the greatest warriors of all--the Romans! 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 . . . ? Did you know that there's a Magic Tree House book for every kid? Magic Tree House: Perfect for readers who are just beginning chapter books Merlin Missions: More challenging adventures for the experienced reader Fact Trackers: Nonfiction companions to your favorite Magic Tree House adventures If you're looking for Merlin Mission #31: Summer of the Sea Serpent, it was renumbered as part of the rebrand in 2017 as Merlin Mission #3.

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 Annie track the facts. Filled with up-to-date information, photos, illustrations, and fun tidbits from Jack and Annie, the Magic Tree House Fact Trackers are the perfect way for kids to find out more about the topics they discovered in their favorite Magic Tree House adventures. Did you know that there’s a Magic Tree House book for every kid? 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!

Jack and Annie’s biggest, most exciting book of facts is their greatest adventure outside the tree house! Jack and Annie have been all over the world in their adventures in the magic tree house. And they’ve learned lots of incredible facts along the way. Now they want to share them with you! Get ready for a collection of the coolest, weirdest, funniest, grossest, most all-around amazing facts Jack and Annie have ever encountered. With full-color photographs and fun comments from Jack and Annie, this is the essential fact book for all Magic Tree House fans.