As almost thirteen-year-old Ben, a student at the CIA's academy for future intelligence agents, prepares to go to spy summer camp, he receives a death threat from the evil organization SPYDER.

America's Sherlock Holmes in sneakers continues his war on crime in ten more cases, the solutions to which are found in the back of the book.

When Rachel Ames disappears after leaving a strange message on her sister's answering machine, Liz Ames heads to Key West to find out what's happened. With the help of a former cop, she begins to uncover an evil that they may not be able to escape, even at a dead run.

Koko Dodo's cookie shop is facing some stiff competition from an evil robotic dodo, and a giant sea monster starts destroying the town, but Didi Dodo has some daring plans.

Harriet M. Welsch has just received the best news of her eleventh year—Ole Golly is coming back! Harriet can still remember how sad she was when her beloved nanny married George Waldenstein and moved away. But the circumstances of Ole Golly’s return remain unclear. Where is George Waldenstein?
   With Mr. and Mrs. Welsch living in France for three months, Sport confiding that he has a crush on a girl at school, and the arrival...

A widowed matron decides to pursue her lifelong desire to be a spy, finds herself useful to the CIA, and successfully completes an assignment which takes her from New Jersey to Mexico City to Albania.

After the death of the uncle who had been his guardian, fourteen-year-old Alex Rider is coerced to continue his uncle's dangerous work for Britain's intelligence agency, MI6.

"A short story collection that expands the universe of teen spy Alex Rider from author Anthony Horowitz"--

Cammie Morgan is a CIA legacy and attends the premier school in the world...for spies. The school hosts some mysterious guests with the code name Blackthorne. When Cammie is blamed for a security breach that threatens to expose the school's top secret status, she and her friends face danger to clear Cammie's name and learn the truth about Blackthorne.

When his father is arrested as a debtor in 1849 London, fourteen-year-old John Huffman must take on unexpected responsibilities, from asking a distant relative for help to determining why people are spying on him and his family.