"Andy and Terry are once again inviting readers to come hang out with them in their astonishing 39-story treehouse (it used to be 13 stories, then 26 stories, but they keep expanding). And this year they will have even more time to jump on the world's highest trampoline, toast marshmallows in an active volcano, swim in the chocolate waterfall, pet baby dinosaurs, and go head-to-trunk with the Trunkinator, since Terry has created the greatest invention...

Stage fright on a summer night: The show must go on! That's what Jack and Annie learn when the Magic Tree House whisks them back to Elizabethan England. There they meet William Shakespeare who's having a hard time with some of the actors in his latest show. Are Jack and Annie ready to make a big entrance? Or will it be curtains for Shakespeare? Good morning, gorillas: Gentle giants or giant monsters? That's the question Jack and Annie have about...

Using their magic tree house, Jack and Annie travel back to the time of the American Revolution and help General George Washington during his famous crossing of the Delaware River.

A tree, timber, tools, a rope of twisted twine all all things you need to build a treehouse--but most of all you need time and imagination.

Henry is excited when his Uncle Jake builds him a tree house but worries that his dog Mudge will not be able to enjoy it with him.

For all the books they have written, Andy is the narrator and Terry is the illustrator, but when Terry tries to narrate too, the story goes out of control and they must evade the Story Police, who want to arrest them for crimes against storytelling.

"Andy and Terry live in a 143-story treehouse. (It used to be a 130-story treehouse, but they built another thirteen stories.) Andy's been a bit stressed out lately, so Terry decides the perfect way to relax would be to head up to their new camping ground level for a much-needed vacation. But it turns out to be not quite as relaxing as planned. Terry forgets to pack the tent and the food, their attempt at fishing ends in disaster, the spooky campfire...

Their magic tree house takes Jack and Annie deep into the sea, where they meet up with dolphins, sharks, and octopi as they search for the answer to an ancient riddle.

The magic tree house whisks Jack and Annie away to Australia where they must save some animals from a wildfire. Presented in Chinese and English.

Eight-year-old Jack and his younger sister Annie find a magic treehouse. Each book in the collection takes them to different places.