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 #15: Leprechaun in Late Winter, they had lots of questions. What are leprechauns? How do we know many of the old Irish stories? How do fairies spend their time? Who speaks the Irish language? 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!

Welcome to secret world hidden behind shadowy fairy glamour, where thieving spriggans rob you blind, beautiful banshees mesmerize you with their song, big green trolls kick heads at nightclubs and vampire Mafiosi rule the streets. Here a seductive magic mirror lies hidden deep in a demon's lair, with a simple warning: don't stare at the glass… Ice is a light-fingered fairy who can't resist a look at the powerful mirror. She and her fairy friends run confidence games, pretending to be fortune tellers and bedazzling customers with their glamour. But Ice longs for more―she wants a real life, a respectable job and something to strive for. The mirror offers her a chance to achieve everything she's ever dreamed of. But when she pilfers it, she discovers that its power comes with a price: the mirror is a gateway to obsession and madness... and it will take every trick in her arsenal just to survive.

Now that her father is dead, CeCe McGill is left to wonder why he risked his life for the ragged slaves who came to their door in the dead of night. When her uncle, an ornithologist, insists she accompany him to Georgia on an expedition in search of the rare scarlet ibis, CeCe is surprised to learn there's a second reason for their journey: Along the way, Uncle Alex secretly points slaves north in the direction of the Underground Railroad.     Set against the backdrop of the tumultuous pre-Civil War South, The Ever-After Bird is the story of a young woman's education about the horrors of slavery and the realization about the kind of person she wants to become.

Dinosaurs are usually pictured in warm, tropical environments, but fossils found at the poles are filling in the gap of knowledge about how and where these creatures lived. Evidence from bones and teeth to trackways and skin impressions raises important questions: How did dinosaurs cope with three months of total darkness in winter? What plants grew in the polar regions? How cold was it? What are the implications for today, as glaciers retreat, ice shelves melt, and permafrost thaws? The polar regions are a unique "library" of the past, and Caroline Arnold introduces readers to the gigantic prehistoric creatures that inhabited them.