With a key to the Oakes School in his possession Benjamin, his friend Jill, and a new friend continue to seek ways to protect the school and their town but Lyman, the janitor and a spy, has new tricks up his sleeve.

"They said his uncle Ian died in a car accident. But Alex Rider knows that's a lie, and the bullet holes in the windshield prove it. Yet he never suspected the truth: his uncle was really a spy for Britain's top secret intelligence agency. And now Alex has been recruited to find his uncle's killers . . ." --

Middle schoolers Florian and Margaret are determined to catch a spy who is implicating their FBI supervisor, Marcus Rivers, in a variety of crimes--even if they have to break into, and out of, the Library of Congress to do it.

Young detective Abby Jones catches several of her neighbors acting suspiciously as she pursues two interlocking cases of a runaway and a possibly dangerous spy.

Fourteen-year-old Nick and his bumbling detective brother Tim Diamond investigate a mystery involving international spies and assassins.

First the girls find a perfect community in California, but it may be too perect. Then, they have a close encounter with older versions of themselves.