Author Kevin Emerson channels Frank Cottrell Boyce in this tween sci-fi adventure about two kids from opposite sides of the country who find themselves on a road trip to save the world from an impending alien attack. Haley and Dodger have nothing in common. But that was before they learned about the strange, unexplainable phenomena in Juliette, Arizona. Before they both received summer research grants from a mysterious foundation and discovered their...

Emmy's dad disappeared years ago, and with her mother too busy to parent, she's shipped off to Wellsworth, a prestigious boarding school in England. But right before she leaves, a mysterious box arrives full of medallions and a note reading: These belonged to your father.

While attending an amusement park under the new ownership of their friend Daisy, Joe and Frank investigate the disappearance of a patron who was last seen riding a hit attraction, an event that has threatened Daisy's family's livelihood.

Enola Holmes, Sherlock Holmes's younger sister and self-declared finder of lost persons and things, is determined to find her friend, Lady Cecily, a confused young Baronet's daughter on the run from her father's devious schemes.

"Aunt Saffronia drops the Sinister-Winterbottoms off at the Sanguine Spa, which is possibly owned by vampires, and where they must continue to complete the tasks they have been set if they are to see their parents again"--WorldCat.

When her friend Monday Charles goes missing and Monday's mother refuses to give her a straight answer, Claudia digs into her disappearance.

After kids start disappearing from their school, Mars Patel and his outcast friends investigate and find that all clues point to an eccentric tech genius with a popular podcast, Oliver Pruitt, who also happens to be Mars' hero.

Fifteen-year-old Willa takes to the road with Aidan in a stolen car after her artist mother disappears, heading for the Santa Barbara, California, hotel from which her mother sent an email. But soon they are the targets of a nationwide manhunt.

Middle school journalist Samantha Sanderson and her tech-savvy friend Makayla investigate the disappearance of their friend Tam Lee.

Nick and his friend Marta decide to investigate when a mysterious fire starts near a Florida wildlife preserve and an unpopular teacher goes missing.