Bell has spent his whole life—all eleven years of it—on Mars. But he's still just a regular kid—he loves cats and any kind of cake, and is curious about the secrets the adults in the US colony are keeping. Like, why don't they have contact with anyone on the other Mars colonies? Why are they so isolated? When a virus breaks out and the grown-ups all fall ill, Bell and the other children are the only ones who can help. It's up to Bell—a regular kid in a very different world—to uncover the truth and save his family...and possibly unite an entire planet.

Regan Fitz and Elliot Mason have been enemies since they started training to become Glitchers - people who travel through time to preserve important historical events. But everything changes when they find a letter from Regan’s future self, warning them about an impending disaster that threatens them and everyone they know.

Kate and her younger brother, Tom, lead dull, uninteresting lives. And if their dull, uninteresting parents are anything to go by, they don't have much to look forward to. Why can't Kate have thrilling adventures and save the world the way people do in books? Even her 11th birthday is shaping up to be mundane - that is, until her mysterious and highly irresponsible Uncle Herbert, whom she's never even met before, surprises her with the most unexpected, exhilarating, inappropriate birthday present of all time: a colossal steam locomotive called the Silver Arrow.

Zoe Washington isn’t sure what to write. What does a girl say to the father she’s never met, hadn’t heard from until his letter arrived on her 12th birthday, and who’s been in prison for a terrible crime? A crime he says he never committed. Could Marcus really be innocent? Zoe is determined to uncover the truth. Even if it means hiding his letters and her investigation from the rest of her family. Everyone else thinks Zoe’s worrying about doing a good job at her bakery internship

Mimi is not thrilled to be spending her summer in Karachi, Pakistan, with grandparents she’s never met. Secretly, she wishes to find her long-absent father, and plans to write to him in her beautiful new journal. The cook's daughter, Sakina, still hasn't told her parents that she'll be accepted to school only if she can improve her English test score - but then, how could her family possibly afford to lose the money she earns working with her Abba in a rich family's kitchen?

This uplifting tale, which award-winning author Leslie Connor dubbed "a perfectly paced journey of the heart" is perfect for fans of Lisa Graff and Lynda Mullaly Hunt. Cyrus Olson's dad is a hero - Northfield’s former football star and now one of their finest firefighters. Everyone expects Cyrus to follow in his dad’s record-breaking footsteps, and he wishes they were right - except he's never been brave like that. But this year, with the help of a stray dog, a few new friends, a little bit of rhythm, and a lot of nerve, he may just discover that actually...he is.

April had absolutely no intention of becoming the only person who knows that Gabriel Winterborne, the missing-and-presumed-dead billionaire, is actually living in the basement of Winterborne House, sharpening his swords and looking for vengeance. Now it’s up to April to keep him alive. But there’s only so much a 12-year-old girl can do, so April must turn to the other orphans for help. Together, they’ll have to unravel the riddle of a missing heir and a creepy legend, and find a secret key, before the only home they’ve ever known is lost to them forever.

Ever since Stella was a puppy, she was trained to use her powerful beagle nose to sniff out chemicals used in explosives and warn her human handler in order to keep people safe. But during a routine security inspection, Stella is distracted and misses the scent of an explosive chemical. The sound of the blast is loud and scary. Stella survives, but her handler is gone. Stella blames herself, certain she’s a bad dog. Scared of loud noises, especially thunder and fireworks, Stella struggles with her anxiety and must be retired from being a service animal.

A heartfelt and funny story about a shy 11-year-old who learns to manage her anxiety through improv classes - and discovers her activist voice. From Margaret Dilloway, author of Summer of a Thousand Pies, and perfect for fans of Sharon Draper, Lynda Mullaly Hunt, and Holly Goldberg Sloan.

Claire has absolutely no interest in the paranormal. She's a scientist, which is why she can't think of anything worse than having to help out her dad on one of his ghost-themed Chicago bus tours. She thinks she's made it through when she sees a boy with a sad face and dark eyes at the back of the bus. There's something off about his presence, especially because when she checks at the end of the tour...he's gone.

When robot Roz opens her eyes for the first time, she discovers that she is alone on a remote, wild island. Why is she there? Where did she come from? And, most important, how will she survive in her harsh surroundings? Roz's only hope is to learn from the island's hostile animal inhabitants. When she tries to care for an orphaned gosling, the other animals finally decide to help, and the island starts to feel like home. Until one day, the robot's mysterious past comes back to haunt her....

Amari Peters has never stopped believing her missing brother, Quinton, is alive. Not even when the police told her otherwise, or when she got in trouble for standing up to bullies who said he was gone for good. So when she finds a ticking briefcase in his closet, containing a nomination for a summer tryout at the Bureau of Supernatural Affairs, she’s certain the secretive organization holds the key to locating Quinton - if only she can wrap her head around the idea of magicians, fairies, aliens, and other supernatural creatures all being real.

From fixing the class computer to repairing old radios, 12-year-old Iris is a tech genius. But she's the only deaf person in her school, so people often treat her like she's not very smart. If you've ever felt like no one was listening to you, then you know how hard that can be. When she learns about Blue 55, a real whale who is unable to speak to other whales, Iris understands how he must feel. Then she has an idea: She should invent a way to "sing" to him! But he's 3,000 miles away. How will she play her song for him?

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.

Sixth grader Alec can’t put a good book down. So when Principal Vance lays down the law - pay attention in class, or else - Alec takes action. He can’t lose all his reading time, so he starts a club. A club he intends to be the only member of. After all, reading isn’t a team sport, and no one would want to join something called the Losers Club, right? But as more and more kids find their way to Alec’s club - including his ex-friend turned bully and the girl Alec is maybe starting to like - Alec notices something.

Ricky Desmond has been through this all before. If he could just get through to his mother, he could convince her that he doesn't belong at Brookline. From the man who thinks he can fly to the woman who killed her husband, the other patients are nothing like him; all he did was lose his temper just a little bit, just the once. But when Ricky is selected by the sinister Warden Crawford for a very special program - a program that the warden claims will not cure him but perfect him - Ricky realizes that he may not be able to wait for his mom a second longer.

It's wintertime at Greenglass House. The creaky smuggler's inn is always quiet during this season, and 12-year-old Milo, the innkeepers' adopted son, plans to spend his holidays relaxing. But on the first icy night of vacation, out of nowhere, the guest bell rings. Then rings again. And again. Soon Milo's home is bursting with odd, secretive guests, each one bearing a strange story that is somehow connected to the rambling old house.

To the dismay of her high-society mother, Cissy, Dallas heiress Andy Kendricks wants no part of the Junior League life - opting instead for a job as a website designer and a passel of unpedigreed pals. Now her good friend, Molly O'Brien, is in bad trouble, accused of killing her boss at the local restaurant Jugs. Though no proper deb would ever set foot in such a sleazy dive, Andy's soon slipping into skintight hot pants and a stuffed triple D bra to gain employment there and somehow help clear Molly's name.

When you're the third of six kids, it's easy to get lost in the shuffle, but Sunday Fowler is determined that this summer she'll find the one thing that makes her stand out from her siblings. And when she discovers a silver box in the basement of the library her parents are renovating, she might just have found something to gain her the attention she so craves. Inside is a series of letters addressed to "The Librarian" and a manuscript. But who wrote them?

When Abbey’s best friend, Kristen, vanishes at the bridge near Sleepy Hollow Cemetery, everyone else is all too quick to accept that Kristen is dead, and rumors fly that her death was no accident. Abbey goes through the motions of mourning her best friend, but privately, she refuses to believe that Kristen is really gone. Then she meets Caspian, the gorgeous and mysterious boy who shows up out of nowhere at Kristen’s funeral, and who keeps reappearing in Abbey’s life. Caspian clearly has secrets of his own, but he’s the only person who makes Abbey feel normal again.

Darcy Merriweather and her sister, Harper, hail from a long line of witches who have the power to grant wishes using spells. They've come to Enchanted Village in Salem, Massachusetts, to join the family business, but they soon find themselves knee deep in murder.Until three weeks ago, Darcy and Harper were working dead-end jobs and trying to put their troubles behind them.

Melanie McLaughlin desperately wants to adopt two orphaned siblings and give them a real home for Christmas. A just-for-the-holiday marriage to Bryce Landry fits her plan perfectly...until unexpected sparks have Melanie dreaming of forever by his side....

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!

Jeremy Fink has big plans for this summer with his best friend Lizzy, a notorious troublemaker (and no, he does not have a secret crush on her). He has everything he needs within a few blocks of his home, so he never has to leave his little neighborhood. And this summer, he officially becomes a teenager.

Eleven-year-old Sam Brattle is already having the worst Christmas ever - his dad's bakery is going bankrupt and his mom is spending the holidays with her new family. To make things worse, Nickel Bay Nick, the anonymous Good Samaritan who leaves hundred dollar bills around Nickel Bay at Christmastime, is a no-show, so this year the rest of the town is as miserable as Sam. When he stumbles upon the secret identity of this mysterious do-gooder, Sam is stunned to learn that he might now be his town's only hope.

Shortly before her 17th birthday, Emma discovers she has a long-lost twin named Sutton Mercer. She contacts Sutton, who agrees to a rendezvous but never shows up. Curious at first, Emma slips into Sutton's ultra-glamorous life, assuming her identity. When it becomes clear that Sutton is not coming back, that someone made sure she never could, Emma plunges in to investigate who could have wanted her sister gone (a fairly long list, she discovers).

Lily Armitage never intended to return to Endgame House—the grand family home where her mother died twenty-one Christmases ago—until she receives a letter from her aunt, asking her to return to take part in an annual tradition: the Christmas Game. The challenge? Solve twelve clues to find twelve keys. The prize? The deeds to the manor house. Lily has no desire to win the house. But her aunt makes one more promise: The clues will also reveal who really killed Lily's mother all those years ago.

Elizabeth has just started working as a page at the New York Circulating Material Repository - a lending library of objects, contemporary and historical, common and obscure. And secret, too - for in the repository's basement lies the Grimm Collection, a room of magical items straight from the Grimm Brother's fairy tales. But the magic mirrors and seven-league boots and other items are starting to disappear.

ALA Schneider Family Book Award-winning author Wendy Mass offers this tasty treat of a tale sure to appeal to any listener’s sweet tooth. The Candymakers follows 12-year-olds Logan, Philip, Daisy, and Miles as each tries to invent a candy even better than the Oozing Crunchorama. But with these contestants—who can detect chocolate by touch and lift 50 lbs. of taffy as if it weighed no more than a loaf of bread—it’s going to be a close race.

Welcome to Lily Dale, New York...a sleepy summer resort, home to a population of psychics, and the place where Julia Garrity and Kristin Shuttleworth formed a fast friendship broken only by death. Ten Summer Street is no ordinary house. It was there, 15 years ago, that Kristin saw something on a Halloween night that would haunt her until the end of her days. Since then, Julia has watched both Kristin and her mother fall prey to whomever - or whatever - lurks there.

Stella Diaz loves marine animals, especially her betta fish, Pancho. But Stella Diaz is not a betta fish. Betta fish like to be alone, while Stella loves spending time with her mom and brother and her best friend, Jenny. Trouble is, Jenny is in another class this year, and Stella feels very lonely. When a new boy arrives in Stella's class, she really wants to be his friend, but sometimes Stella accidentally speaks Spanish instead of English and pronounces words wrong, which makes her turn roja. Plus, she has to speak in front of her whole class for a big presentation at school!

In the valley of Fruitless mountain, a young girl named Minli lives in a ramshackle hut with her parents. In the evenings, her father regales her with old folktales of the Jade Dragon and the Old Man on the Moon, who knows the answers to all of life's questions. Inspired by these stories, Minli sets off on an extraordinary journey to find the Old Man on the Moon to ask him how she can change her family's fortune. She encounters an assorted cast of characters and magical creatures along the way, including a dragon who accompanies her on her quest for the ultimate answer.

Perfect for fans of Charlotte’s Web and The One and Only Ivan, Saving Winslow is an uplifting modern classic in the making about a young boy who befriends an ailing newborn donkey and nurses him back to health, from New York Times bestseller and Newbery Medal winner Sharon Creech.

J.D. has a big problem - it's the night before the start of third grade, and his mom has just given him his first and worst home haircut. When the steady stream of insults from the entire student body of Douglass Elementary becomes too much for J.D., he takes matters into his own hands and discovers that, unlike his mom, he's a genius with the clippers. His work makes him the talk of the town and brings him enough hair business to open a barbershop from his bedroom.

Ten-year-old George Calder can't believe his luck - he and his little sister, Phoebe, are on the famous Titanic, crossing the ocean with their aunt Daisy. The ship is full of exciting places to explore, but when George ventures into the first-class storage cabin, a terrible boom shakes the entire boat. Suddenly water is everywhere, and George's life changes forever.

Olive Hudson desperately wants a dog. But that doesn't seem to be a possibility right now. Newly orphaned, she's moving in with the half sister she hardly knows, and their life is too chaotic to include a dog. But then something wonderful happens: Olive gets a chance to raise Lumie, a guide dog puppy. Discipline. Rules. Lots of hugs. Only the best of the best puppies continue on to become guide dogs, and of course Olive wants Lumie to be chosen. But if she is, that means that Olive will lose her.

Seven students are about to have their lives changed by one amazing teacher in this school story sequel. It’s the start of a new year at Snow Hill School, and seven students find themselves thrown together in Mr. Terupt’s fifth grade class. There’s...Jessica, the new girl, smart and perceptive, who’s having a hard time fitting in; Alexia, a bully, your friend one second, your enemy the next; Peter, class prankster and troublemaker; Luke, the brain; Danielle, who never stands up for herself; shy Anna, whose home situation makes her an outcast; and Jeffrey, who hates school.

Amari Peters has never stopped believing her missing brother, Quinton, is alive. Not even when the police told her otherwise, or when she got in trouble for standing up to bullies who said he was gone for good. So when she finds a ticking briefcase in his closet, containing a nomination for a summer tryout at the Bureau of Supernatural Affairs, she’s certain the secretive organization holds the key to locating Quinton - if only she can wrap her head around the idea of magicians, fairies, aliens, and other supernatural creatures all being real.

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.

Finn McAllister was a normal middle school nerd - now he’s a ghost with a big mystery to solve. One minute, Finn was biking home from school, and the next, he was run off the road by a maniac in a big van. Now, he's a ghost. He can do lots of fun things, like try every ice cream flavor in the store, sneak up on people, and play as many video games as he wants. Finn even has a new ghost friend, Isabella, to show him the ropes. But he also has a lot of big questions, like: Who wanted him dead? And can he stop the maniac from striking again?