In Paris to visit an old friend, Miss Mallard becomes involved in one of the most terrifying cases of her career centering around the disappearance of her friend's granddaughter and the long-ago theft of a fabulous jewel.

Join Thea Stilton and the Thea Sisters on an adventure packed with mystery and friendship!The Thea Sisters are off to save the rainforest in Malaysia.

Huby as in the red ruby, the strange boy who sees the future, mysteriously materializes out of nowhere to return in this exciting sequel to The Mystery Under Third Base. It's Halloween and Alex Cooper, age 11, is wearing a green goblin costume. On mischief night, Alex's hated math teacher falls down the stairs and suffers a fatal head injury when his mailbox blows up. A green goblin was seen near the teacher's house that night, and by the next day...

Thirteen extremely valuable pieces of art have been stolen from one of the most secretive museums in the world. A Vermeer has vanished. A Manet is missing. And nobody has any idea where they and the other eleven artworks might be... or who might have stolen them. THE PLAYERS- Calder, Petra, and Tommy are no strangers to heists and puzzles. Now they've been matched with two new sleuths - Zoomy, a very small boy with very thick glasses, and Early, a...

Things aren't what they seem in peaceful Mistville, North Carolina. Margaret McWhorter enjoys a laid-back Freshman year in high school swimming and hanging out with friends-until the day her brother, Sean, suffers a stroke from taking steroids. Now he's lying unconscious in a hospital. Anger sets a fire for retribution inside her, and Margaret vows to make the criminals pay. Even the cop on the case can't stop her from investigating. Looking for justice,...

Daisy lives across the street from the Dugans. When Mr. Dugan's donuts disappear, Daisy works to uncover the unlikely culprit. With her detective hat, pen, notebook, and magnifying glass, Daisy doesn't stop until every case is cracked! Downloadable Teacher Notes available.

El fenómeno que arrasa en Wattpad. Más de 37 millones de lecturas. Premio Wattys. Hannah es una adolescente de dieciséis años enganchada a las redes sociales. Pero un día recibe una solicitud de amistad de Facebook de un chico llamado Alex Crowell. Al aceptarla, descubre en el muro de Alex que está muerto. Y luego pasa algo todavía más escalofriante: recibe un mensaje privado del joven donde él le pide ayuda para averiguar quién lo mató....

Jenny Valentine won the prize. Keeping it won't be easy. She's filthy rich, she's dating the head cheerleader, she's blackmailing the star athlete, and she's got an ace up her sleeve that no one will see coming. Life is good for Jenny Valentine, the tiny teenage sleuth and misanthropic heiress to the late RJ Valentine's bestselling Trouble: Girl Detective publishing empire. After putting her evil stepmother away for Dad's murder, book sales and merchandise...

Someone was bound to find out eventually. Bronnie Browne and Sean Watkins happen upon a secret at Captain's Watch school. A fake student has been attending, a fake student who is hiding a secret of their own. What begins as a curious observation by Bronnie, becomes a full-fledged rescue mission to save an abused girl, from her vicious father and will put the young detectives' ingenuity and courage to the test. Will the duo be able to save their schoolmate?...

Themes: trains, travel, firefighting, friendship, paranormal. Cruz is nervous to travel by train for the first time. His worries soon turn to fear when the journey goes horribly wrong. Now Cruz wonders if he'll ever be able to find his way home. An eerie mix of science fiction, mystery and drama, these stories will be sure to keep the reader thinking long after finishing each book. Created for tweens, each storyline is unique and mysterious. Each...