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.

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.

Middle school is hard. Solving cases for the FBI is even harder. Doing both at the same time - well, that's just crazy. But that doesn't stop Florian Bates! Get to know the only kid on the FBI director's speed dial - and several international criminals' most wanted lists - in this adventurous series that School Library Journal says combines "elements of Alex Rider, James Bond, and Sherlock Holmes".

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.

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.

Most kids have enough to deal with between school, homework, extracurricular activities, and friends, but Molly Bigelow isn't your typical tween. By day, Molly attends MIST - the Metropolitan Institute of Science and Technology - but it's what she's learning outside of school that sets her apart from her classmates. Molly is a zombie hunter, just like her mother.

Like his fellow lunarnauts - otherwise known as Moonies - living on Moon Base Alpha, twelve-year-old Dashiell Gibson is famous the world over for being one of the first humans to live on the moon. And he's bored out of his mind. Kids aren't allowed on the lunar surface, meaning they're trapped inside the tiny moon base with next to nothing to occupy their time - and the only other kid Dash's age spends all his time hooked into virtual reality games.

Teddy Fitzroy's back for another zoo mystery this time it's a koala caper in this action-packed follow-up to Belly Up, which Kirkus Reviews called great fun. School troublemaker Vance Jessup thinks Teddy Fitzroy's home at Fun Jungle, a state-of-the-art zoo and theme park, is the perfect place for a cruel prank. Vance bullies Teddy into his scheme, but the plan goes terribly awry. Teddy sneaks into the koala exhibit to hide out until the chaos dies down.

Harry Potter has never even heard of Hogwarts when the letters start dropping on the doormat at number four, Privet Drive. Addressed in green ink on yellowish parchment with a purple seal, they are swiftly confiscated by his grisly aunt and uncle. Then, on Harry's eleventh birthday, a great beetle-eyed giant of a man called Rubeus Hagrid bursts in with some astonishing news: Harry Potter is a wizard, and he has a place at Hogwarts School of Witchcraft and Wizardry. An incredible adventure is about to begin!

Eleven-year-old Charlie Reese has been making the same secret wish every day since fourth grade. But when she is sent to the Blue Ridge Mountains of North Carolina to live with family she barely knows, it seems unlikely that her wish will ever come true. That is until she meets Wishbone, a skinny stray dog who captures her heart, and Howard, a neighbor boy who proves surprising in lots of ways. Suddenly Charlie is in serious danger of discovering that what she thought she wanted may not be what she needs at all.

Twelve-year-old Theodore “Teddy” Roosevelt Fitzroy believes that Henry, the hippopotamus at the brand-new FunJungle, has been murdered. The zoo’s top brass claim the hippo went belly up the natural way, but Teddy and his feisty friend Summer McCraken have other ideas. Could the culprit be FunJungle’s animal-hating head of operations? Or is it FunJungle’s owner - Summer’s dad - a man who is much more concerned about money than animal welfare? The deeper Teddy and Summer dig, the more danger they’re in - because when it comes to hippo homicide, the truth can’t be caged!

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....

Teddy Fitzroy, his family, and some other FunJungle employees have been invited to visit a bison ranch just outside Yellowstone National Park that FunJungle’s owner, J.J. McCracken, is considering purchasing. But as usual, trouble isn’t far behind. The ranch’s endangered bison have been mysteriously disappearing. Then a massive local grizzly bear named Sasquatch breaks into the house, causing chaos. In the aftermath, Kandace McCracken discovers that her exceptionally expensive sapphire necklace has vanished.

Twelve year old Jake's middle school is about to be shut down—unless Jake and his friends can figure out how to save it. When Jake spies a bowl of jellybeans at the hotel where his mom works, he eats them. But those weren't just jellybeans. One of the scientists at his mom's conference is developing the world's first ingestible information pills. And that's what Jake ate.

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.

From the author of the Chicagoland Vampires novels, a new series about a boarding school filled with something worse than homework. Lily's parents have sent her to a fancy boarding school in Chicago filled with the ultra-rich. If that wasn't bad enough, she's hearing and seeing bizarre things on St. Sophie's creepy campus. Her roommate, Scout, keeps her sane, but keeps disappearing at night. When one day Lily finds Scout running from real-life monsters, she learns the hard way that Scout is involved in a splinter group of rebel teens.They protect Chicago from demons, vamps, and dark magic users....

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.

Abby Carnelia is an average sixth grader. She gets along okay with her parents, does pretty well in school, and has an annoying little brother. There’s absolutely nothing remarkable about her at all — that is, until the day when she happens to tug on her earlobes while standing in front of a hard-boiled egg. That’s the day Abby discovers there’s something very, very special about her after all: she has a magical power, and there are some people who will do anything to find out where it came from.

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.

Koji Owens is the new kid...again. As the only son of an Air Force F-16 pilot, he's learned to adapt and survive every time they move. It's not easy starting over with new friends and schools every two years, but when the Owens family makes their final move to New York, Koji finally has hope for a normal high school life - that is, until he finds a strange bracelet in his locker.

When CIA agent Merry Wrath is "accidently" outted, she's forced her into early retirement, changes her appearance, and moves where no one will ever find her - Iowa. Instead of black bag drops in Bangkok, she now spends her time leading a young Girl Scout troop. But Merry's new simple life turns not-so-simple when an enemy agent shows up dead at scout camp. Suddenly Merry is forced to deal with her former life in order to preserve her future one.

Charlie Wilde knew her life would change forever when her family moved from the city of Chicago to the suburbs of Arizona...and that was before she found the bracelet. After putting it on, she notices odd things start to happen. Suddenly Charlie seems to have the speed of a cheetah and the strength of an elephant - and that's just the beginning. She would be thrilled about her transformation if she had any idea how to use the device or control her amazing powers.

While looking out the window with her grandma's binoculars, Sammy witnesses a crime across the street at the Heavenly Hotel. What's worse, the thief saw her spying! As Sammy attempts to find the burglar who has made several other hits in the neighborhood, she finds herself trying to keep him from uncovering her - or worse, the police discovering that she's living illegally with her grandmother in the seniors-only housing!

Beatrice Fox deserves to go straight to hell. At least, that's what she believes. Her last day on Earth, she ruined the life of the person she loves most - her little sister, Emmy. So when Bea awakens from a fatal car accident to find herself on an airplane headed who knows where, she's confused, to say the least. Upon landing, Bea receives some truly harrowing news: She's in purgatory. If she ever wants to catch a flight to heaven, she'll have to help 5,000 souls figure out what's keeping them from moving on. But one of her first assignments is Caleb, the boy who caused her accident.

When Alexis's little sister Kasey becomes obsessed with an antique doll, Alexis thinks she is just being her usual weird self. Things get weirder, though, when their house starts changing. Doors open and close by themselves; water boils on the unlit stove; and an unplugged air conditioner blasts cold air.

With a dad who disappeared years ago and a mother who's a bit too busy to parent, Emmy is shipped off to Wellsworth, a prestigious boarding school in England, where she's sure she won't fit in. But then she finds a box of mysterious medallions in the attic of her home - medallions that belonged to her father...who may have gone to Wellsworth.

Farrah "Digit" Higgins may be going to MIT in the fall, but this L.A. high school genius has left her geek self behind in another school district so she can blend in with the popular crowd at Santa Monica High and actually enjoy her senior year. But when Farrah, the daughter of a UCLA math professor, unknowingly cracks a terrorist group's number sequence, her laid-back senior year gets a lot more interesting. Soon she is personally investigating the case, on the run from terrorists, and faking her own kidnapping - all while trying to convince a young, hot FBI agent to take her seriously.

To say eighteen-year-old Farrah Higgins—or Digit—is good at math is a laughable understatement. She’s been cracking codes since childhood, and is finally at home with “her people” at MIT in Cambridge. Her talents are so off the charts that her laptop is under surveillance by both the CIA and an ecoterrorist named Jonas Furnis. So when she thoughtlessly hacks into the Department of Defense’s database, she lands in serious hot water inside and outside the law.

In Emmy Laybourne’s action-packed debut novel, six high school kids (some popular, some not), two eighth graders (one a tech genius), and six little kids trapped together in a chain superstore build a refuge for themselves inside. While outside, a series of escalating disasters, beginning with a monster hailstorm and ending with a chemical weapons spill, seems to be tearing the world - as they know it - apart.