Van Draanen, Wendelin

"Sammy Keyes has spent the last few years solving other people's mysteries; now her friends (and some foes) come together to unmask the fiend who has put Sammy in a coma"--Provided by publisher.

"When youth sleuth Sammy Keyes travels to Las Vegas to stop her mom from marrying her boyfriend's dad, she never expects she'll learn the identity of her absent father in the process"--Provided by publisher.

"Teen sleuth Sammy Keyes solves a classic locked-room mystery aboard a cruise ship"--Provided by publisher.

When Justice Jack, a self-appointed superhero, begins trying to track down the missing Mrs. Wedgewod and some stolen cash, the older folks in Santa Martina are delighted but Sammy knows it will be up to her to really solve the mystery.

During a detour through a graveyard on Halloween night, junior high detective Sammy Keyes and her friends stumble upon a mystery involving three missing people, two human skulls, and an embalmer; meanwhile, Sammy must decide whether or not to tell on a classmate who she spotted beating up a man on Halloween night.

When her history teacher begins receiving death threats and her own name is near the top of the suspect list, eighth-grader Sammy is determined to find the real perpetrator, but she is distracted by her mother's relationship problems, her almost-boyfriend inexplicably avoiding her, and her duties as a reluctant bridesmaid.

Fourteen-year-old Wren Clemmens is a girl who has hit rock bottom. Desperate to turn her life around, her parents send her to a wilderness survival camp for eight weeks. Wren's bitterness and anger do nothing to help her when she arrives at the desert camp. Survival there means Wren must accept the consequences of her actions and admit that she is responsible for her current situation.