At Greenglass House, a smuggler's inn, twelve-year-old Milo, the innkeepers' adopted son, plans to spend his winter holidays relaxing but soon guests are arriving with strange stories about the house sending Milo and Meddy, the cook's daughter, on an adventure.

Marzana and her best friend, Nialla, are bored. In a city where normal rules don't apply, it seems that adventure should be everywhere, yet nothing exciting ever happens to them. Nothing, that is, until Marzana's parents are recruited to help solve a kidnapping that makes no sense. This could be the excitement Marzana and Nialla have been looking for-if they can crack the case without getting caught meddling. They gather a group of kid detectives...

New York Times Bestseller * National Book Award Nominee * Winner of the Edgar Award for Best Juvenile Mystery

It's wintertime at Greenglass House. The creaky smuggler's inn is always quiet during this season, and twelve-year-old Milo, the innkeepers' adopted son, plans to spend his holidays relaxing.

But on the first icy night of vacation, out of nowhere, the guest bell rings. Then rings again. And again...

Soon

...

Twelve-year-old Rory and his friend Izzy try to foil the plans of Lord Foxglove, for whom Rory works as a valet, and his inhuman accomplices from taking over the world.--

"Frances Stenzel was just trying to prove her scientific worth to her parents...instead, she reawakened her great-grandfather's secret and most terrible invention. Before it can destroy the town, she sets off after it...and she'll have to face...angry locals and an unexpected friendship...while the trail for the monster goes cold and time is running out before her science career, and the city itself, are doomed forever"--

Frances Stenzel dreams of being a great scientists, even though her first big experiment nearly destroyed both her town and those dreams. When a prestigious society invites her to their symposium, Frances sees it as a chance to redeem herself. On the way there, her train is hijacked, and she and her friend Luca flee into the Black Forest. Seeking shelter with a group of orphans, Frances learns the rules of the woods: Never travel alone. Never make...

When magician's apprentice Felix Carmer III and his faerie companion Grit come across a magical flying circus, it becomes clear that there is something not normal about it or its inventor, and that it may be related to regional airship disasters.