Young Sherlock Holmes, committed to solving crimes after his mother's death, is visiting his father at work when an aerialist, practicing a high-trapeze performance at the legendary Crystal Palace, falls to the ground, landing at Holmes' feet, and uttering two cryptic last words that send the boy on a dangerous search for answers.

When lonely, ten-year-old Hal learns that his wealthy but neglectful parents only rented Fleck, the dog he always wanted, he and new friend Pippa take Fleck and four other dogs from the rental agency on a trek from London to Scotland, where Hal's grandparents live.

As young archaeologist Will Burrows continues to search for his lost father in the strange underground world he has discovered beneath the city of London, he stumbles across a sinister plot with terrible implications for the world above.

Fifteen-year-old Miss Penelope Lumley, a governess trained at the Swanburne Academy for Poor Bright Females, takes the three Incorrigible Children of Ashton Place to London, England, and learns they are under a curse.

Emotionally crippled by his obsessive-compulsive disorder, teenager Matthew Corbin rarely leaves his room on a cul-de-sac in London, and he passes the day observing and writing down his neighbors doings from his window--but when a toddler staying next door disappears, Matt is the key to solving a mystery and possibly saving a child's life...if he can manage to expose himself, and his secret guilt to the outside world.

"Lockwood & Co. are hired to investigate Edmund Bickerstaff, a Victorian doctor who reportedly tried to communicate with the dead, while Lucy is distracted by urgent whispers coming from the skull in a ghost jar"--

When Miss Penelope Lumley receives an invitation to speak at her alma mater on the occasion of the Celebrate Alumnae Knowledge Exposition, she expects the trip to be a piece of cake -- or rather, CAKE. But preparing a great oration in the style of Cicero is the least of her problems. The Swanburne board of trustees is now led by none other than Judge Quinzy, and Baroness Hoover is wreaking mayhem on the school's beloved traditions. Meanwhile, Lord...

In 1593, thirteen-year-old Tom travels through the English countryside to London, where he falls in with a troupe of actors and finds himself in great danger from several sources.

With the aid of Bartleby, an enormous Tower of London guard known as a Beefeater, Nathan travels through time to stop his father from changing the past.

"The Bolds are a family of hyenas living as humans in a suburban house. But now their kindness to animal waifs and strays has become legendary, and more and more animals keep turning up to stay!"--