Told in two voices, a seventeen-year-old battered and bruised girl struggles to remember who she or the man claiming to be her father is while seventeen-year-old Drew stops at nothing to find his missing girlfriend.

Thirteen-year-old Sammy's penchant for speaking her mind gets her in trouble when she involves herself in the investigation of a robbery at the "seedy" hotel across the street from the seniors' building where she is living with her grandmother.

As the race to find the 39 Clues builds to its explosive finish, Amy and Dan must explore an ancient culture and steal a Clue guarded by thousands of the world's best-trained soldiers. It's the most dangerous Clue search yet ... and it may mean the end for Amy and Dan.

"When the creator of a high school gossip app mysteriously dies in front of four high-profile students, all four become suspects. It's up to them to solve the case"-- Five students walk into Bayview High detection. Only four walk out.... Simon was the creator of a high school gossip app. He planned to post juicy reveals about his four high-profile classmates. When he dies before detention is over, is one of them a murderer-- or are they the perfect...

"When six-year-old Beatrice Willoughby vanished at the Amadeuses' annual All Hallows Eve party, people in the tiny mountain town of Nevermore were quick to whisper: They were always odd. Their house is full of dark magic. And when Mort Amadeus was pegged for the crime, the Amadeuses, once the center of society, retreated. They closed their doors, disappeared from life. People almost forgot. Until thirteen years later, when six envelopes land at the...

"Lockwood & Co. are hired to investigate Edmund Bickerstaff, a Victorian doctor who reportedly tried to communicate with the dead, while Lucy is distracted by urgent whispers coming from the skull in a ghost jar"--

"A ton of copycat gossip apps have popped up since Simon died, but in the year since the Bayview four were cleared of his shocking death, no one's been able to fill the gossip void quite like he could. The problem is no one has the facts. Until now. This time it's not an app, though-it's a game. Truth or Dare. Phoebe's the first target. If you choose not to play, it's a truth. And hers is dark. Then comes Maeve and she should know better-always choose...

While vacationing at a friend's country home, the four Alden siblings try to find a long-missing, priceless brooch and investigate the existence of a ghostly stream.

After the mysterious disappearance of their parents, Marty and Grace go to live with their scientist uncle and accompany him on what soon becomes an increasingly dangerous expedition to New Zealand to track a giant squid.

An elite group of underdogs trained to fight crime must save their unique school from shutting down.