Girl genius GiGi is in a lot of hot water. A whiz with computers, she agrees to help her college RA, David, uncover some top-secret information. After all, she doesn't have family or many friends, and David has always been nice to her. It doesn't hurt that he's super cute and irresistible, too. All she has to do is hack into the government's main computer system. But a few hours later, her whole life changes.

The first day at a new school is tough for any kid, but it's especially scary when you're going to a school for spies. Cammie Morgan has spent her whole life dreaming of becoming a Gallagher Girl, but she has no idea what she’ll face when she arrives at The Gallagher Academy for Exceptional Young Women. Secret passages? Check. Lab experiments that might make you lose your eyebrows (and other body parts)? Check. Classmates who are the smartest, strongest, most intimidating girls in the world? Double check.

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.

Since she can remember, Katarina's relatives have been grooming her for the family business - thieving. But when Kat tries to go straight and leave the Life for a normal life, she's promptly kicked out of her new school for stealing the headmaster's car and mounting it on the school fountain. Although she could have done it without breaking a sweat, ironically, this time, she's innocent.

With an agoraphobic mother and a barely-there father, Sang abhors the isolation keeping her in the shadows. The only thing Sang craves is a fresh start and to be accepted as ordinary by her peers, because for her being different meant being cast out alone. When her family moves to a new school district, Sang infiltrates a group of boys nearly perfect in every way.

Ellingham Academy is a famous private school in Vermont for the brightest thinkers, inventors, and artists. It was founded by Albert Ellingham, an early 20th century tycoon, who wanted to make a wonderful place full of riddles, twisting pathways, and gardens. "A place", he said, "where learning is a game." Shortly after the school opened, his wife and daughter were kidnapped. The only real clue was a mocking riddle listing methods of murder, signed with the frightening pseudonym "Truly, Devious".

Avery West's newfound family can shut down Prada when they want to shop in peace, and can just as easily order a bombing when they want to start a war. Part of a powerful and dangerous secret society called the Circle, they believe Avery is the key to an ancient prophecy. Some want to use her as a pawn. Some want her dead. To unravel the mystery putting her life in danger, Avery must follow a trail of clues from the monuments of Paris to the back alleys of Istanbul with two boys who work for the Circle.

Maddie and Logan were torn apart by a kidnapping attempt when they were young. They were only kids - Logan's dad was POTUS and Maddie's father was the Secret Service agent meant to guard him. The kidnappers were stopped - but Maddie was whisked off to Alaska with her father, for safety. Maddie and Logan had been inseparable...but then she never heard from him again. Now it's a few years later. Maggie's a teenager, used to living a solitary life with her father. It's quiet - until Logan is sent to join them.

Amanda Obermann. Code name Iris. It’s Testing Day. The day that comes without warning, the day when all juniors and seniors at The Peel Academy undergo a series of intense physical and psychological tests to see if they’re ready to graduate and become government operatives. Amanda and her boyfriend Abe are top students, and they’ve just endured thirty-six hours of testing. But they’re juniors and don’t expect to graduate. That’ll happen next year, when they plan to join the CIA - together.

On the eve of his father’s death, Tyler Thompson finds himself continually haunted by the memories of things lost. Since that horrible day, he continually gets into trouble, seeking anger as a coping mechanism. That is, until one day, in a tragic turn of events, Tyler, along with his faithful dog Maxx, fall into a cesspool where he is exposed to a mysterious green liquid that changes his DNA, giving him extraordinary powers.

Kathryn Broussard has managed her life with dignity and an I-know-you-have-feelings-but-I'm-coming-through-anyway attitude. She exudes confidence and control over the land much as a reigning queen rules her court. Her main focus - Grace, her daughter. Although grown, Grace depends on her mother's razor-sharp decision-making ability for everything. All is well in the land of dysfunctional mother-daughterhood until the unthinkable happens. Kathryn dies.

It's his senior year, and Will Shea has conned his way into one of the country's most elite prep schools. But he soon runs into Andrea, a fellow con artist. With the school not big enough for the both of them, they make a bet that whoever can con Brandt Rush, the richest, most privileged student in the school, out of $50,000 gets to stay at the school. Will starts setting up his con (an online poker scam) with his uncle, who's one of the best grifters in the business, and with the unwanted help of his father.

Mason has never known his father, but longs to. All he has of him is a DVD of a man whose face is never seen, reading a children’s book. One day, on a whim, he plays the DVD for a group of comatose teens at the nursing home where his mother works. One of them, a beautiful girl, responds. Mason learns she is part of an experiment intended to render teenagers into autotrophs—genetically engineered, self-sustaining life-forms who don’t need food or water to survive.

Erin Blake has one of those names. A name that, like Natalee Holloway or Elizabeth Smart, is inextricably linked to a grisly crime. As a toddler, Erin survived for three days alongside the corpse of her murdered mother, and the case - which remains unsolved - fascinated a nation. Her father's identity unknown, Erin was taken in by her mother's best friend and has become a relatively normal teen in spite of the looming questions about her past.

The marshals are looking for the perfect girl to join a mother, father, and son on the run from the nation's most notorious criminals. After all, the bad guys are searching for a family with one kid, not two, and adding a streetwise girl who knows a little something about hiding things may be just what the marshals need. Nicki swears she can keep the Trevor family safe, but to do so she'll have to dodge hit men, cyberbullies, and the specter of standardized testing, all while maintaining her marshal-mandated B-minus average.