Mummies in the morning —Osborne, Mary Pope, author.

Jack and his younger sister take a trip in their tree house back to ancient Egypt, where they help a queen's mummy continue her voyage to the Next Life.

Vacation under the volcano —Osborne, Mary Pope, author.

Their magic tree house takes Annie and Jack to Pompeii just as Vesuvius is about to erupt, and they must find a Roman scroll before everything is covered with burning ash.

A big day for baseball —Osborne, Mary Pope, author.

"Jack and Annie use the magic tree house to travel back in time to 1947 Brooklyn, New York, where they pretend to be batboys at Jackie Robinson's first game with the Brooklyn Dodgers against the Boston Braves"-- Provided...

Balto of the Blue Dawn —Osborne, Mary Pope, author.

"Jack and Annie travel back in time to 1925 Nome, Alaska, where they meet Balto, the famous sled dog, and help save the town from illness"-- Provided by publisher.

Stallion by starlight —Osborne, Mary Pope, author.

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.

Dark day in the deep sea —Osborne, Mary Pope, author.

When eight-year-old Jack and his seven-year-old sister, 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 ...

Night of the new magicians —Osborne, Mary Pope, author.

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

Moonlight on the magic flute —Osborne, Mary Pope, author.

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

Monday with a mad genius —Osborne, Mary Pope, author.

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.

Haunted castle on Hallows Eve —Osborne, Mary Pope, author.

Dragon of the red dawn —Osborne, Mary Pope, author.

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

Ninjas and samurai : a nonfiction companion to Magic tree house #5, Night of the ninjas —Osborne, Mary Pope, author.

A fact-filled companion to Jack and Annie's fifth adventure discusses what it was like to be a ninja or samurai in ancient Japan and whether or not such talented martial-arts masters actually possessed special abilities....

World at war, 1944 —Osborne, Mary Pope, author.

The magic tree house has taken Jack and Annie back in time to England in 1944. England is fighting for its life in World War II. Before long, Jack and Annie find themselves parachuting into Normandy, France, behind enemy...

Night of the ninth dragon —Osborne, Mary Pope, author.

Introduces readers to classic Welsh legends as Jack and Annie return to Camelot to assist King Arthur, Merlin, and the Knights of the Round Table.

Shadow of the shark —Osborne, Mary Pope.

As a thank-you 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.

A perfect time for pandas —Osborne, Mary Pope.

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

Carnival at candlelight —Osborne, Mary Pope, author.

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

Leprechaun in late winter —Osborne, Mary Pope, author.

Magic tree house incredible fact book —Osborne, Mary Pope, author.

"A nonfiction companion to the Magic Tree House series"-- Provided by publisher.

Night of the ninth dragon —Osborne, Mary Pope, author.

"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"-- Provided by publisher.