In Jerusalem, when elderly Mr. Rosenthal receives a threatening letter accusing him of stealing a painting and challenging him to a duel, twelve-year-old David needs to find who really stole it before someone gets hurt.
When someone steals an old boot, Jack doesn’t care. Then someone steals his squeaker bone. And his blanket. And Red’s ball. Now Jack DOES care. Who is the thief of Doggeroo?
All dogs like mud. All dogs like biscuits. This is a fact. But when mud and biscuits happen at the same time, Jack knows there is skulldoggery in the air. Who is mudding the show dogs of Doggeroo?
In 1878 in London, Sally, now twenty-two and established in her own business, and her companions Frederick and Jim try to solve the mystery surrounding the collapse of a shipping firm and its ties to a sinister corporation called North Star.
Sally Lockhart takes a terrifying journey into the seamy underworld of Victorian London, in search of clues that will solve the puzzle of her father’s death.
A ship’s figurehead, the journal of a quartermaster, and supernatural occurrences at a seaside resort lead twelve-year-old Vicki and her friend Peter on a quest to lift a curse and set right a horrible deed committed two hundred and thirty years ago.
After moving from London to an old mansion on the English coast, eleven-year-old twins Jason and Julia discover that their new home has twisting tunnels, strange artifacts from around the world, and a mysterious, locked door.
After twelve-year-old Annika, a foundling living in late nineteenth-century Vienna, inherits a trunk of costume jewelry, a woman claiming to be her aristocratic mother arrives and takes her to live in a strangely decrepit mansion in Germany.
Best friends Bernadette and Charlie begin seventh grade and help unravel the mysterious case of the Stocking Bandit.
When someone steals the winner’s trophy for the school book project, Clarice emulates her favorite book heroine, Ruby Redfort the detective.