At only seventeen years old, Ross Quest is already a master thief, especially adept at escape plans. Until her plan to run away from her legendary family of thieves takes an unexpected turn, leaving her mother’s life hanging in the balance. In a desperate bid, she enters the Thieves’ Gambit, a series of dangerous, international heists where killing the competition isn’t exactly off limits, but the grand prize is a wish for anything in the world—a wish that could save her mom.

Sara Martinez is a hacker. She recently broke into the New York City foster care system to expose her foster parents as cheats and lawbreakers. However, instead of being hailed as a hero, Sara finds herself facing years in a juvenile detention facility and banned from using computers for the same stretch of time. Enter Mother, a British spy who not only gets Sara released from jail but also offers her a chance to make a home for herself within a secret MI5 agency. Operating out of a base in Scotland, the City Spies are five kids from various parts of the world.

Seventeen-year-old Olivia Owens isn't thrilled that her dad's getting remarried...again. She's especially not thrilled that he cheated on her mom, kicked them out of their Rhode Island home, and cut Olivia out of her rightful inheritance. But this former heiress has a plan for revenge. While hundreds of guests gather on the grounds of the gorgeous estate where she grew up, everyone will be thinking romance—not robbery. She’ll play the part of dutiful daughter, but in reality she’ll be redistributing millions from her father’s online accounts.

Avery Grambs has a plan for a better future: Survive high school, win a scholarship, and get out. But her fortunes change in an instant when billionaire Tobias Hawthorne dies and leaves Avery virtually his entire fortune. The catch? Avery has no idea why - or even who Tobias Hawthorne is. To receive her inheritance, Avery must move into sprawling, secret passage-filled Hawthorne House, where every room bears the old man's touch - and his love of puzzles, riddles, and codes.

When 16-year-old Tess Kendrick is sent to live with her older sister, Ivy, she has no idea that the infamous Ivy Kendrick is Washington, DC's number-one "fixer" - known for making politicians' scandals go away for a price. No sooner does Tess enroll at Hardwicke Academy than she unwittingly follows in her sister's footsteps and becomes DC's premier high school fixer, solving problems for elite teens.

Charlie Thorne is a genius. Charlie Thorne is a thief. Charlie Thorne isn’t old enough to drive. And now, it’s up to her to save the world.... Decades ago, Albert Einstein devised an equation that could benefit all life on earth - or destroy it. Fearing what would happen if the equation fell into the wrong hands, he hid it. But now, a diabolical group known as the Furies are closing in on its location. In desperation, a team of CIA agents drags Charlie into the hunt, needing her brilliance to find it first - even though this means placing her life in grave danger.

Twelve-year-old Sophie has never quite fit into her life. She’s skipped multiple grades and doesn’t really connect with the older kids at school, but she’s not comfortable with her family, either. The reason? Sophie’s a Telepath, someone who can read minds. No one knows her secret - at least, that’s what she thinks.... But the day Sophie meets Fitz, a mysterious (and adorable) boy, she learns she’s not alone. He’s a Telepath too, and it turns out the reason she has never felt at home is that, well...she isn’t. Fitz opens Sophie’s eyes to a shocking truth....

Seven players arrived on Hawthorne Island, each with their own secrets and motivations to win the Grandest Game. Millions are at stake, but so are hearts—and lives. The players now must race to win the game, solve myriad mysteries, and survive the twists and turns of Glorious Rivals.

Nice Victorian ladies don’t run off to find legendary lost cities. One trifling little arrest shouldn’t have cost Ellie Mallory her job, but it’s only the latest in a line of injustices facing any educated woman with archaeological ambitions. When Ellie stumbles across the map to a mysterious ancient city, she knows she’s holding her chance to revolutionize Pre-Colombian history. There’s just one teensy complication.

This exciting new series from New York Times best-selling author Ally Carter focuses on Grace, who can best be described as a daredevil, an Army brat, and a rebel. She is also the only granddaughter of perhaps the most powerful ambassador in the world, and Grace has spent every summer of her childhood running across the roofs of Embassy Row. Now, at age 16, she's come back to stay in order to solve the mystery of her mother's death.