Osborne: 731 books

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...

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...

The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system! Where did the tree house come from? Before Jack and Annie can find out, the mysterious tree house whisks them to the prehistoric past. Now they have to figure...

The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system! When Jack and Annie came back from their adventure in Magic Tree House Merlin Mission #26: Balto of the Blue Dawn, they had lots of questions. How do sled dogs race...

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...

The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system! Merlin’s beloved penguin, Penny, has been put under a spell! To save her, Jack and Annie must find a rare and precious emerald. When the magic tree house whisks...

The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system! Wildfire! That's what Jack and Annie are up against when they are whisked away to the land of Australia. And they're not alone! Jack and Annie must help a baby kangaroo...

The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system! Getting the facts behind the fiction has never looked better. Track the facts with Jack and Annie!   When Jack and Annie got back from their adventure in Magic Tree...

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...

This ebook collection includes Night of the Ninjas (#5), Afternoon on the Amazon (#6), Sunset of the Sabertooth (#7), and Midnight on the Moon (#8). In these adventures, Jack and Annie’s friend Morgan le Fay is in trouble! They must find four “M” things to free her from a spell. Their...

The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system! Getting the facts behind the fiction has never looked better. Track the facts with Jack and Annie!!   When Jack and Annie got back from their adventure in Magic Tree House...

The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system! Tigers in trouble? That's what Jack and Annie find when the Magic Tree House whisks them and Teddy, the enchanted dog, to a forest in India. The rare tigers are being...

The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system! Gentle giants or giant monsters? That's the question Jack and Annie have about gorillas when the Magic Tree House sweeps them to the mountains of Africa. There they...

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...