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.

Ben Ripley may only be in middle school, but he's already pegged his dream job: CIA or bust. Unfortunately for him, his personality doesn't exactly scream "secret agent". In fact Ben is so awkward, he can barely get to school and back without a mishap. Because of his innate nerdiness, Ben is not surprised when he is recruited for a magnet school with a focus on science - but he's entirely shocked to discover that the school is actually a front for a junior CIA academy.

Twelve-year-old Percy Jackson is about to be kicked out of boarding school...again. No matter how hard he tries, he can't seem to stay out of trouble. But can he really be expected to stand by and watch while a bully picks on his scrawny best friend? Or not defend himself against his pre-algebra teacher when she turns into a monster and tries to kill him? Of course, no one believes Percy about the monster incident; he's not even sure he believes himself.

Charlie Thorne is a genius. Charlie Thorne is a renegade. Charlie Thorne isn’t going down without a fight. After tracking down incredible discoveries by Einstein and Darwin, Charlie is back. This time, the great ruler Cleopatra has left behind an extremely valuable and powerful treasure, its location encoded on an ancient stone tablet.

Stanley Yelnats is under a curse. A curse that began with his no-good-dirty-rotten-pig-stealing-great-great-grandfather and has since followed generations of Yelnatses. Now Stanley has been unjustly sent to a boys' detention center, Camp Green Lake, where the boys build character by spending all day, every day digging holes exactly five feet wide and five feet deep. There is no lake at Camp Green Lake. But there are an awful lot of holes.

Tim is just a peasant, but he dreams big. He wants more out of life than to grow up to be a woodsman like his father. Unfortunately, the only route to success in the kingdom of Wyld is to be born a prince. Still, Tim is determined. He is brave and clever and always tries to do the right thing—even though he rarely gets the credit for it.

The Vanderbeekers have always lived in the brownstone on 141st Street. It's practically another member of the family. So when their reclusive, curmudgeonly landlord decides not to renew their lease, the five siblings have 11 days to do whatever it takes to stay in their beloved home and convince the dreaded Beiderman just how wonderful they are. And all is fair in love and war when it comes to keeping their home. A modern classic in the making reminiscent of the Penderwicks series.

Everything I’d known about the world was a lie. On my thirteenth birthday, I, Alcatraz Smedry (yes, I got named after a prison, don’t ask), received my inheritance: a bag of sand. And then I accidentally destroyed my foster parents’ kitchen. It’s not my fault, things just break around me, I swear! I thought the sand was a joke until evil Librarians came to steal it. You’re probably thinking, “Librarians are nice people who recommend good books,” but that’s just what they want you to think!

After an escaped kangaroo starts a fire that burns down his house, Teddy Fitzroy accepts an invitation to go to Malibu with his girlfriend, Summer, and her mother, Kandace. He’s hoping to spend some time relaxing on the beach, but wherever Teddy goes, trouble isn’t far behind. First, a massive dead whale has washed up on the beach—and before anyone can determine what killed it, it explodes. Doc, the head vet from FunJungle, suspects something fishy is going on and ropes Teddy and Summer into helping him investigate.

In the middle of the night, in a house on a quiet street in suburban Minneapolis, intruders silently murder Luke Ellis' parents and load him into a black SUV. The operation takes less than two minutes. Luke will wake up at The Institute, in a room that looks just like his own, except there's no window. And outside his door are other doors, behind which are other kids with special talents - telekinesis and telepathy - who got to this place the same way Luke did: Kalisha, Nick, George, Iris, and 10-year-old Avery Dixon.

Emerson Knight is introverted and eccentric and has little to no sense of social etiquette. Good thing he's also brilliant, rich, and (some people might say) handsome, or he'd probably be homeless. Riley Moon has just graduated from Harvard Business and Harvard Law. Her aggressive Texas spitfire attitude has helped her land her dream job as a junior analyst with megabank Blane-Grunwald. At least Riley Moon thought it was her dream job, until she is given her first assignment: babysitting Emerson Knight.

Fifteen years ago, five ordinary teenagers were singled out by a prophecy to take down an impossibly powerful entity wreaking havoc across North America. He was known as the Dark One, and his weapon of choice - catastrophic events known as Drains - leveled cities and claimed thousands of lives. Chosen Ones, as the teens were known, gave everything they had to defeat him. After the Dark One fell, the world went back to normal...for everyone but them. Of the five, Sloane has had the hardest time adjusting.

On a foggy night in Amsterdam, a man falls from a rooftop to the wet pavement below. It's Archibald McQuinn, the notorious cat burglar, and he's dying. As sirens wail in the distance, Archie manages to get out two last words to his young son, March: "Find jewels." But March learns that his father is not talking about hidden loot. He's talking about Jules, the twin sister March never knew he had. No sooner than the two find each other, they're picked up by the police and sent to the world's worst orphanage. It's not hard time, but it feels like it.

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.

Meet Caitlyn Grey: 26, agoraphobic, and blind. She travels the world without leaving home. Caitlyn can blink - sending her mind across earth. It’s a skill she’s kept hidden, one she shares with this killer. To the police, it’s the impossible: How could a blind woman see a crime that didn’t leave prints? But to Michaels, it’s just the break his investigation needs. He’s uncovered a pattern among the dead doctors, scientists, and professors - a connection to a Cold War experiment that weaponized the mind.