Synopsis: In this sequel to Dinosaurs before Dark (1992) and The Knight at Dawn (1993), Jack and Annie return to the mysterious, book-filled tree house that transports them through time and space. For this adventure, they select a story on Ancient Egypt and travel back to the pyramid of Queen Hutepi, who needs help finding her copy of the Book of the Dead for a journey through the underworld. This story, like most series books, is heavy on suspense and…

Synopsis: Young Sacagawea wants to be as brave as her brother. If only she were allowed to go with him and the other boys on a hunt to prove it! But while gathering wood with her grandmother, an angry rattlesnake shows Sacagawea that there are many ways to be brave.

Synopsis: A castle looms dark against the light of the moon. No candles burn in its windows. No laughter rings through its halls. What has happened to the castle and the people who lived there? Merlin the magician asks Jack and Annie to find out. But are they brave enough to step through the creeking doors and solve the mystery of how the castle became haunted?

Synopsis: The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system! Hold your horses! Jack and Annie must find four secrets of greatness for Merlin the magician. To start, they travel back in time to meet Alexander the Great. He should know all about greatness, right? But young Alexander is bossy, vain, and not great at all! How can they learn from him? It’s going to take a wild black…