Eight-year-old prospective scientist Jack and his imaginative little sister Annie discover a tree house full of books, the first of which magicks them into the age of reptiles with a friendly Pteranodon they call Henry, a not-so-friendly T. Rex, and a drove of other dinosaurs.

Cautious Jack and his gung-ho sister Annie have their second adventure through time when a book in the magic tree house sends them to the age of knights and chivalry. For the most part, they’re passive observers, but when they return back to Frog Creek, Pennsylvania, Jack discovers another clue about the magic person who may have built the treehouse.

Jack and Annie go to the pyramids in Egypt where they help the thousand-year-old ghost of Queen Hupeti find her way to the next life. If this info from the queen is correct, that places them sometime in the period of 1500 BC to AD 700. They also ran into a tomb robber, the likes of which were a problem even in Ancient Egypt.

Jack and Annie are thrown into a pack of pirates in the Caribbean who are intent on finding Captain Kidd’s treasure.

The tree house finally returns to Frog Creek, but with only a note from Morgan[/ex] pleading for help, so the kids end up following a clue to medieval Japan where they find the first of four items that they’ll need to save Morgan.

Jack and Annie travel to the Amazon, encountering army ants, snakes, crocodiles (does the Amazon have crocodiles?), a jaguar, and a monkey who gives them the second object they need to collect in their quest to save Morgan[/ex].

This is the first tree house story where the kids’ desitination might be in the present time, although there is still some time travel since the tree house always returns to the same time that it left, presumably so The Parents don’t worry. In any case. we’ve decided to mark this type of possibly-present-day story as having debatable time travel to distinguish this kind of destination from those in the past or future.

The tree house takes Jack and Annie back to the stone age where they run into Cro-Magnon man, a cave bea, a sabertooth tiger, a mammoth, a woolly rhino, and other prehistoric beasties before returning home with the third magic object to rescue Morgan.

For the first time, the tree house takes Jack and Annie to the future and off the Earth!

The tree house transports the kids to a coral reef somewhere in the South Pacific or Indian ocean where a mini-submarine gives them a tour of the wildlife, including dolphins and giant clams. We’ve marked the story as having debatable time travel since the only certain time travel comes from returning to Frog Creek, Pennsylvania, at the moment of their departure.

Jack and Annie head back to the Old West where they meet a piano-playing ghost, cattle rustlers, and a cowboy who’s a budding writer.

Jack and Annie travel to the plains of Africa—probably with no time travel apart from returning to their exact moment of departure—where among the lions and giraffes, they solve the third of four riddles on their way to becoming Master Librarians.

In the Arctic, a native seal-hunter and the animals of the north show Jack and Annie their way of life while the kids solve the final riddle in their quest to join the Ancient Society of Master Librarians.

Jack and Annie take on their first mission as members of the Ancient Society of Master Librarians: retreiving a lost scroll from Pompeii!

In ancient China, Jack and Annie meet the heavenly beings behind the legend of the Silk Weaver and the Cowherd, and they rescue the first written book that tells their tale.

Another book for Jack and Annie to rescue, this time a collection of Celtic tales from the 9th century AD.

Jack and Annie meet Plato and learn about the treatment of women in ancient Greece, while also rescuing a fourth lost book from history for Morgan’s library

A note from Morgan introduces Jack and Annie to a little brown dog named Teddy who needs three gifts to free him from a spell. Then they all head back to the Titanic to find the first gift (but not to save the sinking ship).

Jack and Annie are given a second gift for Teddy from the legendary White Buffalo Woman of the Lakota.

Jack, Annie, and their spellbound dog Teddy face tigers and other wildlife in India.

The little dog, Teddy, needs one more gift before the spell he is under can be broken, so Jack and Annie take him to the Australian outback where the final gift comes from a mama kangaroo.

Morgan sends a plea for help to Jack and Annie, asking them to find four kinds of writing that are needed to save Camelot, which starts the kids on their next trip, back to the American Civil War where they volunteer at a Union field hospital.

In their second quest to find a sample of writing to save Camelot, Jack and Annie find themselves at the start of the American Revolution as Washington and his men prepare to cross the Delaware.

Jack and Annie go to a one-room schoolhouse on the Kansas prairie where they save everyone from a twister and find the third piece of writing to save Camelot.

Jack and Annie help a man rescue old, treasured books after the Great San Francisco Earthquake and before the fire. And with their fourth piece of writing, they finally get to visit Camelot!

On Christmas Eve, Jack and Annie’s tree house transports them to King Arthur’s castle in Camelot. They arrive to find that all is not well in Camelot, Merlin has been banned, and all magic use is forbidden. Many of the bravest knights have been lost on a mysterious quest to the Otherworld. The Christmas feast is interrupted by a knight, who sets a challenge to find the knights and break the curse. He demands to know “Who will go?” Annie, naturally, accepts. She and Jack set out on a quest to the Otherworld, to bring back magic and joy to Camelot.

The two young tree house time travelers go to the Globe Theatre in Shakespearian times where they play the parts of two fairies in A Midsummer Night’s Dream and discover their first kind of magic without wands.

Jack and Annie travel to an African rain forest, encountering a young gorilla before being separated from each other for the night. But all turns out well when they find each other, find a family of bigger gorillas, and find a second kind of magic without wands.

As with several of the Magic Tree House stories, the kids’ destination in this one might be in the present time.

Jack and Annie visit the first Thanksgiving in Plymouth, Massachusetts, where they learn little things about the pilgrims’ way of life and big things about the magic of community and being kind.

When Jack and Annie visit Hawaii before any Western influences, Annie is the more natural surfer. They also discover a fourth kind of magic in the everyday world, earning the title of Magicians of Everyday Magic.

In their magic tree house, Jack and Annie are again transported to King Arthur’s realm, where invisible beings, giant ravens, and mistaken magic spells have a duke’s castle in an uproar on Halloween night.

Jack and Annie travel in their magic tree house to the land of the mystical selkies to seek a magical sword for Merlin.

Jack and Annie are joined by Teddy and Kathleen as they travel to the snowy Land-Behind-the-Clouds, where they search for the eye of the Ice Wizard and attempt to help Merlin and Morgan.

While on a mission to prove to Merlin that they can use magic wisely, Jack and Annie travel to eighteenth-century Venice, Italy, to save the city from disaster.

Guided by a magic rhyme, Jack and Annie travel to ancient Baghdad on a mission to help the caliph disseminate wisdom to the world.

Jack and Annie visit the Paris World’s Fair of 1889 in an effort to protect four scientific pioneers from an evil sorcerer.

The magic tree house carries Jack and Annie to New York City in 1938 on a mission to rescue the last unicorn.

When Merlin is weighed down by sorrows, Jack and Annie travel back to feudal Japan to learn one of the four secrets of happiness.

Jack and Annie travel 500 years back in time to Florence, Italy, and spend a day helping Leonardo da Vinci in the hope of learning another secret of happiness.

When Jack and Annie join a group of nineteenth-century explorers aboard the H.M.S. Challenger, they learn about the ocean, solve the mystery of its fabled sea monster, and gain compassion for their fellow creatures.

The magic tree house takes Jack and Annie to Antarctica to search for the fourth secret of happiness for Merlin.

Jack and Annie travel to Vienna, Austria, in 1762, where they meet the young Wolfgang Amadeus Mozart and his sister and help save the young budding genius’s life through music.

Jack and Annie must travel back in time to New Orleans in 1915 to help a teenage Louis Armstrong fulfill his destiny and become the “King of Jazz.”

Jack and Annie travel back to nineteenth-century Ireland to inspire a young Augusta Gregory to share her love of Irish legends and folktales with the world.

Jack and Annie travel back to Victorian London when Merlin asks them to use their magic to inspire Charles Dickens to write “A Christmas Carol.”

The magic tree house whisks Jack and Annie back to India during the Mogul Empire in the 1600s to search for an emerald needed to break a magic spell.

Jack and Annie travel to a monastery in the Swiss Alps where, with the help of St. Bernard dogs and magic, they seek the second of four special objects necessary to break the spell on Merlin’s pet penguin, Penny.

The magic tree house whisks Jack and Annie to Washington, D.C. in the 1860s where they meet Abraham Lincoln and collect a feather that will help break a magic spell.

Magically transported to southwest China to find the final object needed to break the spell on Merlin’s beloved penguin, Jack and Annie take a side trip to the world’s largest giant panda reserve.

Jack and Annie are magically transported to Ancient Greece to find the meaning of greatness. There, they meet the young Alexander the Great and take part in the famous story of how he tamed his horse, Bucephalus.

Jack and Annie meet one of the world’s most famous illusionists, Harry Houdini.

Jack and Annie are magically transported to mid-1800s Thebes, Egypt, where they are saved from a dangerous accident by Florence Nightingale.

Jack and Annie search for the fourth secret of greatness for Merlin in Mexico City at the 1970 World Cup Games. They hope to learn something new from soccer player great, Pele.

The magic tree house takes Jack and Annie back in time to England in 1944, where the country is fighting for its life in World War II. Before long, Jack and Annie find themselves parachuting to Normandy, France, behind enemy lines, and they realize that they’ve arrived on the day before D-Day. Will the brave brother and sister be able to make a difference during one of the darkest times in history?

As a thank-you gift from Merlin and Morgan, Jack and Annie are sent on what should be a vacation at a luxurious resort in Cozumel, Mexico, but is, by mistake, an adventure with ancient Mayans instead.

Jack and Annie travel back in time to 1925 Nome, Alaska, where they meet Balto, the famous sled dog, and save the town from an illness.

When a mysterious note invites them to Camelot, Jack and Annie travel in the magic tree house to the magical kingdom where they must find a lost dragon.

Jack and Annie go back to Jackie Robinson’s major league debut at Ebbett’s Field in 1947. The story has a twist we haven’t seen before: When they put on two magic hats, everyone sees Jack and Annie as if they were teenage bat boys rather than little children.

The children play a role in saving thousands during the Great Galviston Hurricane[/ex].

Morgan sends Jack and Annie back to the time of Marcus Aurelius on the northern border of the Empire where they meet kind soldiers, mean soldiers, and the emperor himself.

Jack and Annie bring a rather fainthearted and confused Ben Franklin to their own time, hoping to convince him to sign the Constitution.

Jack and Annie visit the first Icelandic settlers in Greenland.

The children rescue a llama at the height of the Inca Empire.

Annie and Jack are given magical drawing powers when they meet a grizzly bear and a few other wanderers in 1903 Yosemite.

Retells, in graphic form, the tale of eight-year-old Jack and his younger sister, Annie, who are whisked back in the magic tree house to the time of knights and castles.

The magic tree house is back with a message from Morgan le Fay telling Jack and Annie to seek out the Gray Ghost and listen to her story, and immediately they are whisked away to Nepal where they meet Tenzin, a climber who has recently lost his family, and who takes them up to the mountain to meet a snow leopard and renew himself.

For the first time in graphic novel—live the adventure again with new full-color vibrant art that brings the magic to life!