With their father jailed for sinking a river boat, Noah Underwood and his younger sister, Abbey, must gather evidence that the owner of this floating casino is emptying his bilge tanks into the protected waters around their Florida Keys home.

Twelve-year-old Abilene Tucker is the daughter of a drifter who, in the summer of 1936, sends her to stay with an old friend in Manifest, Kansas, where he grew up, and where she hopes to find out some things about his past.

In a predominately white California beach town, the only two black seventh-graders, Alberta and Edie, find hidden journals that uncover family secrets and speak to race relations in the past.

"Desperado Detectives--aka Mo Lo Beau and her best friend Dale, along with newly-appointed intern, Harm Crenshaw--must take on a new case when Dale's daddy goes on the lam just before his trial is about to start"--

"A magic show, card tricks, and a disappearing rabbit named Professor Hoffman--the Treski kids are at it again as they try to put on a show in the face of an approaching hurricane. But nothing prepares them for what blows into town next: their long-lost dad"--

"Dr. Brewer is doing a little plant-testing in his basement. Nothing to worry about. Harmless, really. But Margaret and Casey Brewer are worried about their father. Especially when they ... meet ... some of the plants he is growing down there. Then they notice that their father is developing plantlike tendencies. In fact, he is becoming distinctly weedy--and seedy. Is this just part of their father's 'harmless' experiment? Or has the basement turned...

The Timberline family makes a weekend getaway for a visit to a gold exhibit but it leads to a search for a stolen gold nugget and danger for the entire family.

After moving to Seattle, Vega's dads send her to the very strange Camp Best Friend, where she discovers that one can make new friends without forgetting old ones.

In 1830s Canada, a thirteen-year-old Cree girl journeys westward from York Factory to the Red River Valley, lured by a Norfolk trotter horse and determined to find her Scottish fur trader father.

Determined to prove her conspiracy theorist father's beliefs about lost Cold War technology, Gillian, her skeptical brother, and their friends journey to the ruins of a vast doomsday bunker before they are confronted by dangerous adversaries.