With goblins, trolls, and the house boggart all trying to get them, the Grace children turn to Great Aunt Lucinda for help.

When the Grace children go to stay at their Great Aunt Lucinda's worn Victorian house, they discover a field guide to fairies and other creatures and begin to have some unusual experiences.

Fleeing Southerland Plantation with his little sister, twelve-year-old Homer finds a secret community called Freewater, created by formerly enslaved people, but when he learns of a threat that could destroy this place, he crafts a plan to help his new home.

When Mallory and Jared attempt to rescue Simon from goblins, they use a magical stone which enables them to see things that are normally invisible.

The six horrible Herdman children create mayhem during Halloween.

While vacationing at an aquarium in Florida, the Aldens soon discover that the shark is in danger--someone at the park wants it gone.

Guided by a magic rhyme, Jack and Annie travel to ancient Baghdad on a mission to help the Caliph disseminate wisdom to the world.

When the Aldens have the chance to work at a candy factory, they try to find out who is sabotaging the candy and why.

"In the little town of Blackbird Tree live two orphan girls: one Naomi Deane, brimming with curiosity, and her best friend, Lizzie Scatterding, who could talk the ears off a cornfield. Naomi has a knack for being around when trouble happens. For she knows all the peculiar people in town--like Crazy Cora and Witch Wiggins and Mr. Farley. But then, one day, a boy drops out of a tree. The strangely charming Finn boy. Then the Dingle Dangle man appears,...

When the Aldens agree to watch the house of a local author who has written a book about a vampire, they end up investigating activities that are suspiciously similar to those in his book.