Thriller, Mystery, Suspense

Carlos and Martina witness a terrible accident. A young man on a motorcycle crashes into a tree, and his backpack goes flying. In it, they find a valuable painting. Why does he have it? The kids decide to investigate. This novel will introduce...

Something strange is happening in London: ghosts, spirits, apparitions, and specters are all over the city and they are not friendly. Only the young have the necessary psychic abilities to see these dangerous supernatural beings and get rid of them. ...

When Thomas wakes up in the elevator, the only thing he can remember is his first name. His memory is blank. But he's not alone. When the doors open, Thomas finds himself surrounded by kids who welcome him to the Glade--a large, open expanse surrounded...

When Thomas wakes up in the elevator, the only thing he can remember is his first name. His memory is blank. But he's not alone. When the doors open, Thomas finds himself surrounded by kids who welcome him to the Glade--a large, open expanse surrounded...

Emily and Linda are invited to the best party in Blossom Creek. The celebration comes to a halt when a gunshot is heard. Someone has killed the person dressed as the Angel of Death. This is a perfect case for the Wright Agency.

Goldie lives in Jewel, a place strictly controlled by the Blessed Guardians. She is not allowed to go outside unchained until Separation Day. When the day gets canceled, she decides to run away. She ends up at the Museum of Dunt, a place with shifting...

Twins Lucia and Pablo lead a normal life until their older brother Enrique invites them to spend the weekend at a country house with an interesting past. There they discover they have a unique ability to solve the exciting mystery about treasure hidden...

Max, Alison, and their friends solve 10 cases in this graphic mystery, including discovering who stole Ethan's basketball card and who broke into the store at the White Pine camp.

Who is sabotaging the space mission? Who stole Twiggy the lobster? Max Finder and his friends investigate 10 cases in this graphic mystery.

Who laid a trap and made Andrea fall so she could not participate in the race? Who stole Tony's skates? Who is making the geese sick? Max, Alison, and their friend solve these and seven other cases.

Daniel has a recurring nightmare about a giant, vicious dog that terrifies him. One night, just when he thinks the animal is about to attack him, the Nightmare Princess appears and saves him. She only asks for one favor in return. Discover what she...