Magic Tree House Merlin Mission – serie

The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system!Hold your horses! Jack and Annie must find four secrets of greatness for Merlin the magician. To start, they travel back in time to meet Alexander the Great. He should know all about greatness, right? But young Alexander is bossy, vain, and not great at all! How can they learn from him? It’s going to take a wild black stallion, magic from Merlin, and a lot of bravery to succeed. Are Jack and Annie clever and bold enough to complete their mission? Formerly numbered as Magic Tree House #49, the title of this book is now Magic Tree House Merlin Mission #21: Stallion by Starlight. 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 booksMerlin Missions: More challenging adventures for the experienced readerSuper Edition: A longer and more dangerous adventureFact Trackers: Nonfiction companions to your favorite Magic Tree House adventures

The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system!Abracadabra! Jack and Annie are on a mission for Merlin the magician. They’re looking for a secret of greatness from the best escape artist that ever lived, Harry Houdini. Using the magic tree house to travel back in time, Jack and Annie head to Coney Island to look for the elusive magician. How can they find the master of escape? It’s going to take some determination, a little bit of trouble, and a whole lot of magic! Formerly numbered as Magic Tree House #50, the title of this book is now Magic Tree House Merlin Mission #22: Hurry Up, Houdini!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 booksMerlin Missions: More challenging adventures for the experienced readerSuper Edition: A longer and more dangerous adventureFact Trackers: Nonfiction companions to your favorite Magic Tree House adventures

The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system!Jack and Annie are on a mission for Merlin the magician! This time, the magic tree house whisks them off to Thebes, Egypt, to find Florence Nightingale, a world-famous nurse. But when they find her, the Florence Nightingale they meet is not a famous nurse at all—she’s not even a regular nurse! Have they found the right person? Or did Merlin make a mistake? An easy mission turns dangerous when Jack and Annie try to solve the mystery!Formerly numbered as Magic Tree House #51, the title of this book is now Magic Tree House Merlin Mission #23: High Time for Heroes.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 booksMerlin Missions: More challenging adventures for the experienced readerSuper Edition: A longer and more dangerous adventureFact Trackers: Nonfiction companions to your favorite Magic Tree House adventures

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 booksMerlin Missions: More challenging adventures for the experienced readerSuper Edition: A longer and more dangerous adventureFact Trackers: Nonfiction companions to your favorite Magic Tree House adventures

The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system!Jack and Annie head back in time to Venice, Italy in the 1700s. With the help of a research book, a book of magic rhymes, and a set of mysterious instructions from Merlin, the heroes will save the beautiful city from a flood! Formerly numbered as Magic Tree House #33, the title of this book is now Magic Tree House Merlin Mission #5: Carnival at Candlelight.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 booksMerlin Missions: More challenging adventures for the experienced readerSuper Edition: A longer and more dangerous adventureFact Trackers: Nonfiction companions to your favorite Magic Tree House adventures

The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system!Merlin sends Jack and Annie on a mysterious mission to Paris, France, over a 100 years ago. There they must find four magicians and give them an urgent message from Merlin himself. When Jack and Annie land in Paris, they make their way to the 1889 World’s Fair. Below the Eiffel Tower, built especially for the fair, there are thousands of exhibits from all over the world. But how will Jack and Annie find the magicians in the crowds of people? And who are the magicians anyway? Jack and Annie are about to find out in another adventure filled with history, magic, and amazing surprises!Formerly numbered as Magic Tree House #35, the title of this book is now Magic Tree House Merlin Mission #7: Night of the New Magicians.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 booksMerlin Missions: More challenging adventures for the experienced readerSuper Edition: A longer and more dangerous adventureFact Trackers: Nonfiction companions to your favorite Magic Tree House adventures

The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system!Jack and Annie are headed to a land of fierce samurai and great beauty, the capital city of Edo (now the city of Tokyo), in ancient Japan in the 1600s. They bring only a research book to guide them and a magic wand with three special rules.Formerly numbered as Magic Tree House #37, the title of this book is now Magic Tree House Merlin Mission #9: Dragon of the Red Dawn.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 booksMerlin Missions: More challenging adventures for the experienced readerSuper Edition: A longer and more dangerous adventureFact Trackers: Nonfiction companions to your favorite Magic Tree House adventures

The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system!Jack and Annie are on a mission to save Merlin from his sorrows! The brother-and-sister team travel back in the magic tree house to the period known as the Renaissance. This time, Jack and Annie will need more than a research book and a magic wand. They'll need help from one of the greatest minds of all time. What will they learn from Leonardo da Vinci?Formerly numbered as Magic Tree House #38, the title of this book is now Magic Tree House Merlin Mission #10: Monday with a Mad Genius.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 booksMerlin Missions: More challenging adventures for the experienced readerSuper Edition: A longer and more dangerous adventureFact Trackers: Nonfiction companions to your favorite Magic Tree House adventures

The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system!The magic tree house leads Jack and Annie to a tiny deserted island in the middle of the ocean. The brother and sister team are soon rescued by a ship of explorers and scientists who are looking for…a sea monster!Formerly numbered as Magic Tree House #39, the title of this book is now Magic Tree House Merlin Mission #11: Dark Day in the Deep Sea.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 booksMerlin Missions: More challenging adventures for the experienced readerSuper Edition: A longer and more dangerous adventureFact Trackers: Nonfiction companions to your favorite Magic Tree House adventures

The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system!Jack and Annie arrive on the one continent they haven’t visited before: Antarctica! What can they hope to learn about happiness in such a barren place? Only the penguins know for sure…Jack and Annie are about to find out!Formerly numbered as Magic Tree House #40, the title of this book is now Magic Tree House Merlin Mission #12: Eve of the Emperor Penguin.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 booksMerlin Missions: More challenging adventures for the experienced readerSuper Edition: A longer and more dangerous adventureFact Trackers: Nonfiction companions to your favorite Magic Tree House adventures

The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system!Jack and Annie head to 18th-century Austria, where they must find and help a musician by the name of Mozart. Decked out in the craziest outfits they’ve ever worn—including a wig for Jack and a giant hoopskirt for Annie!—the two siblings search an entire palace to no avail. Their hunt is further hampered by the appearance of a mischievous little boy who is determined to follow them everywhere. But when the boy lets the animals out of the palace zoo, Jack and Annie have to use the only magic at their disposal to save themselves and the naughty little fellow.Formerly numbered as Magic Tree House #41, the title of this book is now Magic Tree House Merlin Mission #13: Moonlight on the Magic Flute.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 booksMerlin Missions: More challenging adventures for the experienced readerSuper Edition: A longer and more dangerous adventureFact Trackers: Nonfiction companions to your favorite Magic Tree House adventures

Make story time a little spookier with the #1 bestselling chapter book series of all time! Every visit to the magic tree house leads to a time-travel adventure!Jack and Annie are on a mission to find—and inspire—a musician that brings happiness to millions of people. After traveling to New Orleans, Jack and Annie come head to head with some real ghosts, and discover the world of jazz when they meet a young Louis Armstrong.Formerly numbered as Magic Tree House #42, the title of this book is now Magic Tree House Merlin Mission #14: A Good Night for Ghosts.Did you know that the Magic Tree House series has two levels?MAGIC TREE HOUSE: Perfect for readers 6-9 who are just beginning to read chapter books—includes this boxed set!MERLIN MISSIONS: More challenging adventures for experienced readers ages 7-10The Magic Tree House series has been a classroom favorite for over 25 years and is sure to inspire a love of reading—and adventure—in every child who joins Jack and Annie!

The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system!Jack and Annie are on a mission to find (and inspire!) creative people. This time, Jack and Annie meet an Irish girl and go on a magical adventure that changes the girl’s life—she grows up to be Lady Gregory, who helped bring back the Irish legends, started a theater, and helped the Irish people revive both their heritage and their pride.Formerly numbered as Magic Tree House #43, the title of this book is now Magic Tree House Merlin Mission #15: Leprechaun in Late Winter.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 booksMerlin Missions: More challenging adventures for the experienced readerSuper Edition: A longer and more dangerous adventureFact Trackers: Nonfiction companions to your favorite Magic Tree House adventures

Magic. Mystery. Time-travel. Join Jack, Annie and the Magic Tree House in this historical holiday story that puts a twist on Charles Dicken's classic The Christmas Carol--from the #1 bestselling chapter book series of all time!Jack and Annie must help the famous writer Charles Dickens! The brother and sister are whisked back in time to Victorian England and the foggy streets of London. There, Jack and Annie discover that Charles Dickens has been thrown in jail! How can they help him? They will need all their magic-and help from three ghosts-to keep the great writer from ruining his life!Formerly numbered as Magic Tree House #44, the title of this book is now Magic Tree House Merlin Mission #16: A Ghost Tale for Christmas Time. The Merlin Missions books are more challenging adventures that will delight experienced readers who are fans of the original chapter book series!The Magic Tree House series has been a favorite for over 25 years and is sure to inspire a love of reading—and adventure—in every child who joins Jack and Annie!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• Magic Tree House Graphic Novels:  Jack and Annie's original adventures come to life with full-color, vibrant art, perfect for graphic novel fans and reluctant readers• 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

Magic. Mystery. Time-travel. This Christmas, travel to Camelot with Jack, Annie and The Magic Tree House in this holiday fantasy adventure from the #1 bestselling chapter book series of all time!When Jack and Annie receive an invitation to spend Christmas Eve in Camelot-a magical place that exists only in myth and fantasy-they know they are in for their biggest adventure yet. What they don't know is that the invitation will send them on a quest to save Camelot. Can they succeed even though Camelot's greatest knights have failed?Formerly numbered as Magic Tree House #29, the title of this book is now Magic Tree House Merlin Mission #1: Christmas in Camelot. The Merlin Missions books are more challenging adventures that will delight experienced readers who are fans of the original chapter book series!The Magic Tree House series has been a favorite for over 25 years and is sure to inspire a love of reading—and adventure—in every child who joins Jack and Annie!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• Magic Tree House Graphic Novels:  Jack and Annie's original adventures come to life with full-color, vibrant art, perfect for graphic novel fans and reluctant readers• 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

Make story time a little spookier with the #1 bestselling chapter book series of all time! Every visit to the magic tree house leads to a time-travel adventure! Jack and Annie are summoned once again to the fantasy realm of Camelot. There, Merlin the Magician tells them that the Stone of Destiny has been stolen. The answer to its disappearance lies within a haunted castle. With a young magician named Teddy, Jack and Annie take on the challenge in an adventure that takes them to new heights and places they couldn’t even imagine!Formerly numbered as Magic Tree House #30, the title of this book is now Magic Tree House Merlin Mission #2: Haunted Castle on Hallows Eve. Did you know that the Magic Tree House series has two levels?MAGIC TREE HOUSE: Perfect for readers 6-9 who are just beginning to read chapter books—includes this boxed set!MERLIN MISSIONS: More challenging adventures for experienced readers ages 7-10The Magic Tree House series has been a classroom favorite for over 25 years and is sure to inspire a love of reading—and adventure—in every child who joins Jack and Annie!

The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system!Jack and Annie are off on another mythical mission at the request of Merlin the magician. Luckily, they have a young sorcerer, Teddy, to help them. From underwater caves to a Spider Queen, from mystical selkies to a magical sword, this is a Magic Tree House adventure kids won’t want to miss!Formerly numbered as Magic Tree House #31, the title of this book is now Magic Tree House Merlin Mission #3: Summer of the Sea Serpent.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 booksMerlin Missions: More challenging adventures for the experienced readerSuper Edition: A longer and more dangerous adventureFact Trackers: Nonfiction companions to your favorite Magic Tree House adventures

The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system!Beware of avalanches! When the magic tree house whisks Jack and Annie back in time to the highest pass in the Swiss Alps, they discover an ancient monastery filled with monks and Saint Bernard dogs. Annie can’t resist offering to train a wild young dog named Barry, but he is quite the handful! Before the night is over, Jack and Annie will be forced to use some crazy magic!Formerly numbered as Magic Tree House #46, the title of this book is now Magic Tree House Merlin Mission #18: Dogs in the Dead of Night.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 booksMerlin Missions: More challenging adventures for the experienced readerSuper Edition: A longer and more dangerous adventureFact Trackers: Nonfiction companions to your favorite Magic Tree House adventures

The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system!Are you ready for a presidential adventure? Jack and Annie are! They are whisked back to Washington, D.C., in 1861. Jack can’t wait to meet Abraham Lincoln himself! But the new president is too busy to see them, as he is desperately trying to save a nation in crisis. It’s a race against time as Jack and Annie try to aid a president and a troubled nation!Formerly numbered as Magic Tree House #47, the title of this book is now Magic Tree House Merlin Mission #19: Abe Lincoln at Last!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 booksMerlin Missions: More challenging adventures for the experienced readerSuper Edition: A longer and more dangerous adventureFact Trackers: Nonfiction companions to your favorite Magic Tree House adventures

The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system!Time-traveling brother-and-sister team Jack and Annie have to find a certain kind of food. The magic tree house whisks them off to a village in the mountains of southeast China, close to a world-famous panda reserve. Will it be their easiest adventure yet? Not a chance! Jack and Annie don't know it, but they’ve arrived on the day of a historic earthquake!Formerly numbered as Magic Tree House #48, the title of this book is now Magic Tree House Merlin Mission #20: A Perfect Time for Pandas.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 booksMerlin Missions: More challenging adventures for the experienced readerSuper Edition: A longer and more dangerous adventureFact Trackers: Nonfiction companions to your favorite Magic Tree House adventures

The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system!Merlin the magician and Morgan le Fay have disappeared, and in order to find them, Jack and Annie journey with their friends Teddy and Kathleen to the Land-Behind-the-Clouds, a frozen kingdom of ice and snow. There they must overcome their fears and solve the Ice Wizard's riddle, because if Jack and Annie don't complete their mission in time, Merlin and Morgan will disappear forever!Formerly numbered as Magic Tree House #32, the title of this book is now Magic Tree House Merlin Mission #4: Winter of the Ice Wizard.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 booksMerlin Missions: More challenging adventures for the experienced readerSuper Edition: A longer and more dangerous adventureFact Trackers: Nonfiction companions to your favorite Magic Tree House adventures

Travel with Jack and Annie to the deep, dark ocean to encounter the stealthiest of underwater predators: the shark! Jack and Annie are going on vacation! Or so they think. Teddy, the young sorcerer, has promised them a relaxing time off the coast of Mexico. The magic tree house whisks them away to a beautiful sandy beach, and Jack and Annie are ready to raft on the ocean waves. But when a hungry shark attacks, their dream vacation turns into a nightmare! Did you know there’s a Magic Tree House book for every reader? Find the perfect book for you: Magic Tree House®: Adventures with Jack and Annie, perfect for readers who are just starting to read chapter books. F&P Level M. Magic Tree House® Merlin Missions: More challenging adventures for the experienced Magic Tree House® reader. F&P Level M–N. Magic Tree House® Super Edition: A longer and more dangerous adventure with Jack and Annie. F&P Level P. Magic Tree House® Fact Trackers: Nonfiction companions to your favorite Magic Tree House® adventures. F&P Levels N–T.

The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system!The magic tree house has returned and it’s taking Jack and Annie back in time to Alaska, 1925. There they meet Balto, a jet-black Siberian husky destined to save victims of the diphtheria epidemic. But the trail isn’t easy, and Balto is going to need Jack and Annie’s help!Formerly numbered as Magic Tree House #54, the title of this book is now Magic Tree House Merlin Mission #26: Balto of the Blue Dawn.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 booksMerlin Missions: More challenging adventures for the experienced readerSuper Edition: A longer and more dangerous adventureFact Trackers: Nonfiction companions to your favorite Magic Tree House adventuresHave 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!Please come to Camelot.  The magic tree house whisks Jack and Annie through space and time to find that the castle of Camelot has been attacked and King Arthur has been gravely wounded. To save the kingdom—and the king—Jack and Annie have only one day to solve a riddle that will help them find a missing dragon!Formerly numbered as Magic Tree House #55, the title of this book is now Magic Tree House Merlin Mission #27: Night of the Ninth Dragon.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 booksMerlin Missions: More challenging adventures for the experienced readerSuper Edition: A longer and more dangerous adventureFact Trackers: Nonfiction companions to your favorite Magic Tree House adventures

The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system!Please come to Camelot.  The magic tree house whisks Jack and Annie through space and time to find that the castle of Camelot has been attacked and King Arthur has been gravely wounded. To save the kingdom—and the king—Jack and Annie have only one day to solve a riddle that will help them find a missing dragon!Formerly numbered as Magic Tree House #55, the title of this book is now Magic Tree House Merlin Mission #27: Night of the Ninth Dragon.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 booksMerlin Missions: More challenging adventures for the experienced readerSuper Edition: A longer and more dangerous adventureFact Trackers: Nonfiction companions to your favorite Magic Tree House adventures

Merlin Mission Books 1–25 of the #1 New York Times bestselling Magic Tree House series boxed together for the first time ever!  Magic Tree House Merlin Missions are more challenging adventures for the experienced Magic Tree House reader. In each adventure, Merlin the magician sends Jack and Annie on an adventure in the magic tree house.  Books in this Merlin Missions set include: Christmas in Camelot (#1), Haunted Castle on Hallows Eve (#2), Summer of the Sea Serpent (#3), Winter of the Ice Wizard (#4), Carnival at Candlelight (#5), Season of the Sandstorm (#6), Night of the New Magicians (#7), Blizzard of the Blue Moon (#8), Dragon of the Red Dawn (#9), Monday with a Mad Genius (#10), Dark Day in the Deep Sea (#11), Eve of the Emperor Penguin (#12), Moonlight on the Magic Flute (#13), A Good Night for Ghosts (#14), Leprechaun in Late Winter (#15), A Ghost Tale for Christmas (#16), A Crazy Day with Cobras (#17), Dogs in the Dead of Night (#18), Abe Lincoln at Last (#19), A Perfect Time for Pandas (#20), Stallion by Starlight (#21), Hurry Up, Houdini! (#22), High Time for Heroes (#23), Soccer on Sunday (#24), and Shadow of the Shark (#25).  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 great wizard Merlin has missions for Jack and Annie! It's a boxed set of Merlin Mission Books 1-4 in the #1 New York Times bestselling Magic Tree House series--let the magic and adventure begin!Beyond the realms of time and space are lands that exist only in myths and legends. This is where the magic tree house is taking Jack and Annie on the quest of a lifetime! They will visit Camelot, a haunted castle, an island lost in mist, and the Land-Behind-the-Clouds. It is four books and one unforgettable adventure!The first 4 Magic Tree House Merlin Mission paperbacks all in one box are the perfect gift for fans of the Magic Tree House series. Parents, teachers, and librarians hail the chapter-book series for creating a lifelong love of reading. Every kid will want to know where the magic tree house takes the brother-and-sister team next!Magic Tree House Merlin Missions are more challenging adventures for the experienced Magic Tree House reader.Books in this boxed set include: Christmas in Camelot (#1), Haunted Castle on Hallows Eve (#2), Summer of the Sea Serpent (#3), Winter of the Ice Wizard (#4).