Twelve-year-old Hazel Rothbury stows away aboard the Titanic and, with the help of a porter named Charlie and a first-class passenger named Sylvia, she sets out to explore the great ship, uncovering a haunting mystery--until the ship hits an iceberg and she must fight to save herself and her friends.

A nest of invisible baby dragons has been discovered in Queen Sofia's castle so Drake, Worm, and Val, Carlos's cousin, must journey to the dangerous Dove Island to find the parents and the fruit that keeps the dragons' invisible powers.

Cowslip Grove seems like the perfect place to raise a family until the children start disappearing. Nobody looks for the children because nobody can remember them. Nobody except Levi and Kat. Now they must figure out what terrible presence is taking the children and fight it to save the missing kids, before the whole town disappears.

With the rise of the Berlin Wall, twelve-year-old Gerta finds her family suddenly divided. She, her mother, and her brother Fritz live on the eastern side, controlled by the Soviets. Her father and middle brother, who had gone west in search of work, cannot return home. Gerta knows it is dangerous to watch the wall, to think forbidden thoughts of freedom, yet she can't help herself. She sees the East German soldiers with their guns trained on their...

Presents the further adventures of a motorcycle-riding mouse who goes to school and becomes the instigator of an investigation of rodents and the peacemaker for two lonely boys.

The magic tree house is back with a message from Morgan le Fay telling Jack and Annie to seek out "The Gray Ghost" and listen to her story, and immediately they are whisked away to Nepal where they meet Tenzin, a climber who has recently lost his family, and who takes them up the mountain to meet a snow leopard and renew himself.

"After suffering a tragic loss, eleven-year-old Ollie only finds solace in books. So when she happens upon a crazed woman at the river threatening to throw a book into the water, Ollie doesn't think--she just acts, stealing the book and running away. As she begins to read the slender volume, Ollie discovers a chilling story about a girl named Beth, the two brothers who both loved her, and a peculiar deal made with "the smiling man," a sinister specter...

Chronicles the adventures of a group of explorers who make use of a newly discovered wormhole to surpass the limitations on human space travel and conquer the vast distances involved in an interstellar voyage.