Penhallow is the last gargoyle protecting the streets of Boston from the creatures of the underworld--

With her kitten, Moisturizer, missing and having fought with her best friend, Margaret, eight-year-old Clementine finds it hard to concentrate on doing her best as her classmate's Friend of the Week.

"Mrs. Mallard was sure that the pond in the Boston Public Gardens would be a perfect place for her and her eight ducklings to live. The problem was how to get them there through the busy streets of Boston. But with a little help from the Boston police, Mrs. Mallard and Jack, Kack, Lack, Nack, Ouack, Pack, and Quack arive safely at their new home. This brilliantly illustrated, amusingly observed tale of Mallards on the move has won the hearts of generations...

Sixth-grade mathematical genius Charlie Lewis, the Whiz Kids, and new friends follow their hunch that eccentric billionnaire Blake Headstrom is importing mammoth tusks for sinister purposes.

Moira Moriarty calls upon the clever Sherlock Holmes, her brother James's roommate at school, to help solve the mystery of her father's death, leading them to a secret sect, a rare jewel, and a friendship torn asunder.

Buster, a walnut orb weaving spider, enlists the help of Jo Beth, one of a family of poisonous but friendly brown recluse spiders, to help stop humans who are stealing from the rare books room of the Boston Public Library, where the spiders live.

Magnus Chase, a homeless boy living in Boston, finds out he is the son of a Norse god.

After learning about the American Revolution on a family trip to Boston, Massachusetts, Judy Moody makes her own Declaration of Independence and tries to prove that she is responsible enough to have more freedoms, such as a higher allowance and her own bathroom.