A diamond necklace is stolen from a museum. Everyone who works at the museum could be guilty. But who really took the necklace, and why? The police suspect Paul, a young student. So Paul must find the real thief.

A mysterious stranger has come to the island where Costas lives. Why is the man there, and why is he looking at Eagle’s Rock? Costas wants to be the first person to climb the dangerous rock. But will the stranger climb it first?

This is Nicky’s first visit to New York. He is going to stay with his aunt, but she is not at the airport. Then some older boys on motorbikes play a dangerous game with him. Not long after he arrives, the police are looking for Nicky. Can he find his aunt before the police find him?

Claire is staying with her aunt Min. There is an old castle with a black tower in the village. It has a dangerous secret – accidents happen there, animals and people die. One day, Claire goes to the castle. She wants to know its secret.

Ricardo and Gisela are going home to Rio. Gisela likes reading and quiet people. Ricardo likes noise … and he likes Gisela. In Rio, a thief takes Gisela’s bag. What can Ricardo do?

Hannah loves her job on old Mr Duval’s small boat. The boat takes people to the beautiful coral reef every day. Then a rich man arrives with a big new boat. Suddenly, there isn’t any work for Hannah and Mr Duval. Then the hurricane comes ...

What does the name Agatha Christie mean? To many people , it means a book about a murder mystery - a whodunnit. I´m reading an Agatha Christie, people say. I´m not sure who the murderer is - I think it´s ... But they are usually wrong , because it is not easy to guess the murderer´s name before the end of the book. But was Agatha Christie? What was she like? Was her life quiet and unexciting, or was it full of interest and adventure? Was there a mystery in her life, too? True Stories

An adventure thriller. Who is the running girl who pushes a cassette of film into Pete's hand in the shopping mall? His curiosity piqued, Pete takes the pictures to be developed and the mystery deepens.

Two adventure stories about a newspaper delivery boy who wants to be a detective. Recommended for younger readers. * Alarm! - Toby foils the attempt by a gang of thieves to break into an electronics factory. * The Cutting - Toby is convinced that the new occupant of 17 Ash Avenue is an escaped bank robber

Mr Ross lives on an island where no visitors come. He stops people from taking photographs of him. He is young and rich, but he looks sad. And there is one room in his house which is always locked. Carol Sanders and her mother come to the island to work for Mr Ross. Carol soon decides that there is something very strange about Mr Ross. Where did he get his money from? How can a young man buy an island? So she watches, and she listens - and one night she learns what is behind the locked door. Thriller Adventure