"It's every parent's worst nightmare: the call that comes in the middle of the night. When Kat Jenkins awakens to the police on her doorstep, her greatest fear is realized. Her nine-year-old son, Ethan, is missing--vanished from the cabin where he'd been on an overnight class trip. Shocked and distraught, Kat rushes to the campground, but she's too late; the authorities have returned from their search empty-handed after losing Ethan's trail in the...

When Ms. Frizzle, the strangest teacher in school, takes her class on a field trip to the waterworks, everyone ends up experiencing the water purification system from the inside.

Nicolas is an insecure child plagued by visions of disaster. On a class trip to the ski country, Nicolas is befriended by the class bully. When one of Nicolas's visions mirrors a true-life murder, they set out to solve the crime.

"Drafted as chaperones, Maya Kendrick and PTA president Sandra Wallage are accompanying the SoPo High seniors to the nation's capital...Now both moms are about to find out which is harder--shepherding unruly high schoolers or solving a murder. The last sight they expected to see on this trip is a female intern who works for Sandra's soon-to-be-ex-husband, Senator Stephen Wallage, in a fatally compromising position"--