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 out how to get home. Can they do it before dark ... or will they become a dinosaur's dinner?

The #1 bestselling chapter book series is now available as graphic novels! Magic. Mystery. Time-travel. Get whisked away to ancient Japan and the time of ninjas with Jack and Annie!
There's a whisper in the shadows, a silent warrior. It's a ninja! The magic tree house has whisked Jack and Annie to ancient Japan. They need to learn the secrets of the ninja in order to help their friend Morgan! But how do you find a ninja, a warrior...

Jack and Annie are caught out in the rain in the most dangerous Magic Tree House mission yet!
Jack and Annie are on a mission! When the magic tree house whisks them back to Galveston, Texas, in 1900, they find out that a big storm is coming. But even though there is rain and wind, no one believes there is any danger. As the storm grows, seawater floods the city. Now everyone needs help! Jack and Annie have a little bit of magic and a lot...

It's a treasure trove of trouble! Jack and Annie are in for a high-seas adventure when the Magic Tree House whisks them back to the days of deserted islands, secret maps--and ruthless pirates! Will they discover a buried treasure? Or will they be forced to walk the plank?