Where did the tree house come from? Before Jack and Annie can find out, the mysterious tree house whisks them back to the prehistoric past. Now they have to figure out how to get home. Can they do it before dark, or will they become a dinosaur's dinner?

The number-one best-selling chapter-book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system! Three ...two...one... blast off! The Magic Tree House whisks Jack and Annie off to the moon - and the future. Their mission? To find the last "M" thing that will free Morgan from the spell. Can they do it before the air in their oxygen tank runs out? Will the mysterious moon man help them? And why is Peanut the mouse acting so strange?

Jack and Annie are whisked all the way back to the Ice Age in this compelling Magic Tree House time-travel adventure, in which they meet woolly mammoths, cave people...and fierce sabertooth tigers!

It's icicle city when the Magic Tree House carries Jack and Annie to the frozen Arctic. Luckily, a seal hunter on a dogsled lends them warm clothes. Unluckily, they get stuck on cracking ice. Will the giant polar bear save them? Or will Jack and Annie become frozen dinners?

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.

In their first adventure as Master Librarians, Jack and In their first adventure as Master Librarians, Jack and Annie go to the city of Pompeii to bring back an ancient story that is in danger of being lost forever. Little do they know they are saving the myth of Hercules! But before they can find it, the town's volcano erupts in a mighty explosion. Just when things look hopeless, Jack and Annie get some unexpected help from a certain mythic hero...and the rest, as they say, is history.

The Magic Tree House whisks Jack and Annie back to the eve of the first Thanksgiving. There, they meet the Pilgrims as well as Squanto, a Native American who helped them. The story offers an age-appropriate, in-depth picture of what life was really like for early settlers, as well as the usual Magic Tree House adventure and excitement.

Jack and Annie are off in search of another story in jeopardy, this time at a monastery in ancient Ireland. Trouble arrives when Vikings land, and Jack and Annie must find a way to escape!

Jack and Annie, joined by Teddy and Kathleen (from earlier books), travel in the Magic Tree House to a land of snow where the Ice Wizard has captured Morgan and Merlin. The four friends must find the Ice Wizard's missing eye...or is it really his heart that is missing?

The Magic Tree House carries Jack and Annie back to the Old West, where they roam the Great Plains with a Lakota boy.

The Giraffe and the Pelly and Me, a classic Roald Dahl story, brought to life in an audiobook reading by House star Hugh Laurie. Billy dreams of turning a weird old wooden house into a wonderful sweet-shop. But a giraffe, a pelly, and a monkey already live inside! Soon they are friends, and when they meet the richest man in England, Billy's scrumptious-galumptious dream just might come true....

Great Stories for Children is a potpourri of short stories that effectively transports the reader to the fascinating world of its endearing characters. The ensemble includes Tutu the monkey, who is fond of troubling the no-nonsense Aunt Ruby; a pet python who makes sudden appearances at the most unusual places; a troublesome Pret who enjoys stirring up the household he resides in; three young children stranded on the Haunted Hill; and Himalayan bears who feast on pumpkins, plums and apricots.

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!

The Magic Tree House whisks Jack and Annie back to Colonial America. They arrive just as General George Washington is planning the crossing of the Delaware River. Before they know it, Jack and Annie are in a boat with the Father of Our Country as history is made!

The first Magic Tree House® Super Edition - and Jack and Annie's most dangerous mission ever in the scariest time the world has ever known: World War II. With a longer story and additional facts, this is a thrilling adventure no listener will want to miss!