Even more shocking? Abigail’s mother is a top agent for The Center and she has gone MIA, with valuable information that many people would like to have—at any cost. Along with a former nemesis and charming boy from her grade, Abigail goes through a crash course in Spy Training 101, often with hilarious—and sometimes painful—results. But Abigail realizes she might be a better spy-in-training than she thought—and the answers to her mother’s whereabouts are a lot closer than she thinks…

    Jill crumples it up and leaves it on the corner of her desk. She doesn't want to think about Linda or her dumb report on the whale just now. Jill wants to think about Halloween.But Robby grabs the note, and before Linda stops talking it has gone halfway around the room.That's where it all starts. There's something about Linda that makes a lot of kids in her fifth-grade class want to see how far they can go -- but nobody, least of all Jill, expects the fun to end where it does.A New York Times Outstanding Book of the Year