In Dinosaurs Before Dark, adventure is waiting to happen! Jack and his younger sister, Annie, stumble upon a tree house filled with books. Where did the tree house come from? How long has it been there? When Jack reads a book about the Cretaceous period, 65 million years ago, and wishes he could really see the pteranodon, it suddenly appears at his window. Magically. Before Jack and Annie can figure out the mystery, the tree house whisks them back to the prehistoric past.

In a big abandoned house on a barren hill lives a skull. A brave girl named Otilla has escaped from terrible danger and run away, and when she finds herself lost in the dark forest, the lonely house beckons. Her host, the skull, is afraid of something too, something that comes every night. Can brave Otilla save them both? Steeped in shadows and threaded with subtle wit, The Skull is as empowering as it is mysterious and foreboding.

Merlin Mission books 17-24 of the number-one New York Times best-selling Magic Tree House series, available together for the first time ever! Magic Tree House Merlin Missions are more challenging adventures for the experienced Magic Tree House fan. In each adventure Merlin the magician sends Jack and Annie on an adventure in the magic tree house.

Tim is just a peasant, but he dreams big. He wants more out of life than to grow up to be a woodsman like his father. Unfortunately, the only route to success in the kingdom of Wyld is to be born a prince. Still, Tim is determined. He is brave and clever and always tries to do the right thing—even though he rarely gets the credit for it.

As the youngest in her family, Dory really wants attention; and more than anything, she wants her brother and sister to play with her. But she's too much of a baby for them, so she's left to her own devices - including her wild imagination and untiring energy. Her siblings may roll their eyes at her childish games, but Dory has lots of things to do: outsmarting the monsters all over the house, escaping from prison (aka time-out), and exacting revenge on her sister's favorite doll.