Mrs. Cooney, the school nurse, is so beautiful that A.J. has a crush on her--even though he suspects she might be an international spy!

"Beatrice Bly isn't just a spy. She's a super spy. She knows all the rules. She sneaks. She observes. She follows the clues to find the culprit. But when the class hamster, Edgar, goes missing, will Beatrice's spy training be enough to find out what happened?"--Inside front dust jacket.

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.

In Victorian London, sixteen-year-old Felicity Cole is awaiting execution when she is rescued and taken to a secret spy school for the Tainted--those born with special physical and mental abilities.