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.

The situation is getting dire for Jews in Poland on the eve of World War II. Esther's father has fled to Cuba, and she is the first one to join him. It's heartbreaking to be separated from her beloved sister, so Esther promises to write down everything that happens until they're reunited. And she does, recording both the good - the kindness of the Cuban people and her discovery of a valuable hidden talent - and the bad: the fact that Nazism has found a foothold even in Cuba. Esther's evocative letters are full of her appreciation for life and reveal a resourceful, determined girl....

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.

After her parents' divorce, Bea's life became different in many ways. But she can always look back at the list she keeps in her green notebook to remember the things that will stay the same. The first and most important: Mom and Dad will always love Bea, and each other. When Dad tells Bea that he and his boyfriend, Jesse, are getting married, Bea is thrilled. Bea loves Jesse, and when he and Dad get married, she'll finally (finally!) have what she's always wanted - a sister. Even though she's never met Jesse's daughter, Sonia, Bea is sure that they'll be "just like sisters anywhere."

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.

It's just a small story really, about, among other things, a girl, some words, an accordionist, some fanatical Germans, a Jewish fist-fighter, and quite a lot of thievery. Set during World War II in Germany, Markus Zusak's groundbreaking new novel is the story of Liesel Meminger, a foster girl living outside of Munich. Liesel scratches out a meager existence for herself by stealing when she encounters something she can't resist: books.

Rex Dexter is itching to have a dog. His parents surprise him with a box. A box with holes. A box with holes and adorable scratchy noises coming from inside. Could it be? Yes! It has to be! A...a...chicken? One hour and 14 minutes later, the chicken is dead (by a steamroller), Rex is cursed (by the Grim Reaper), and wild animals are haunting Rex's room (hounding him for answers). Even his best friend, Darvish, is not going to believe this, and that kid believes everything.

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.

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.

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.

Twelve-year-old Jolene spends every day she can at the library watching her favorite livestream: The Desert Aviator, where twelve-year-old "Addie Earhart" shares her adventures flying an ultralight plane over the desert. While watching this daring girl fly through the sky, Jolene can dream of what it would be like to fly with her, far away from her own troubled home life where her mother struggles with a narcotic addiction. And Addie, who is grieving the loss of her father, finds solace in her online conversations with Jolene, her biggest - and only - fan.

World War II is drawing to a close in East Prussia and thousands of refugees are on a desperate trek toward freedom, many with something to hide. Among them are Joana, Emilia, and Florian, whose paths converge en route to the ship that promises salvation, the Wilhelm Gustloff. Forced by circumstance to unite, the three find their strength, courage, and trust in each other tested with each step closer to safety. Just when it seems freedom is within their grasp, tragedy strikes.

Rosie and Baker are hiding something. Something big. Their great grandmother made them promise to pretend she's alive until they find her missing will and get it in the right hands. The will protects the family house from their grandmother, Grim Hesper, who would sell it and ship Rosie and Baker off to separate boarding schools. They've already lost their parents and Great Grammy - they can't lose each other, too. The siblings kick it into high gear to locate the will, keep their neighbors from prying, and safeguard the house.

Melody is not like most people. She cannot walk or talk, but she has a photographic memory; she can remember every detail of everything she has ever experienced. She is smarter than most of the adults who try to diagnose her and smarter than her classmates in her integrated classroom - the very same classmates who dismiss her as mentally challenged because she cannot tell them otherwise. But Melody refuses to be defined by cerebral palsy.

. With the rise of the Berlin Wall, 12-year-old Gerta finds her family divided overnight. She, her mother, and her brother, Fritz, live on the eastern side, controlled by the Soviets. Her father and middle brother, who had gone west in search of work, cannot return home. Gerta knows it is dangerous to watch the wall, to think forbidden thoughts of freedom, yet she can't help herself. She sees the East German soldiers with their guns trained on their own citizens; she, her family, her neighbors, and her friends are prisoners in their own city.

Sixteen-year-old Tessa Johnson has never felt like the protagonist in her own life. She’s rarely seen herself reflected in the pages of the romance novels she loves. The only place she’s a true leading lady is in the swoony love stories she shares only with Caroline, her best friend. When Tessa is accepted into the creative writing program of a prestigious art school, she’s excited to finally let her stories shine. But when she goes to her first workshop, the words are just...gone. Caroline has a solution: Tessa needs to find some inspiration in a real-life love story of her own.

Eighteen-year-old Eliza Mirk is the anonymous creator of the wildly popular webcomic Monstrous Sea, but when a new boy at school tempts her to live a life offline, everything she’s worked for begins to crumble. In the real world, Eliza Mirk is shy, weird, and friendless. Online, Eliza is LadyConstellation, anonymous creator of a popular webcomic called Monstrous Sea. With millions of followers and fans throughout the world, Eliza’s persona is popular. Eliza can’t imagine enjoying the real world as much as she loves her digital community.

It starts before you can even remember: You learn the rules for being a girl.... Marin has always been good at navigating these unspoken guidelines. A star student and editor of the school paper, she dreams of getting into Brown University. Marin’s future seems bright - and her young, charismatic English teacher, Mr. Beckett, is always quick to admire her writing and talk books with her. But when “Bex” takes things too far and comes on to Marin, she’s shocked and horrified. Had she somehow led him on? Was it her fault?

When Claudia accidentally eavesdrops on the epic breakup of Paige and Iris, the it-couple at her school, she finds herself in hot water with prickly, difficult Iris. Thrown together against their will in the class production of A Midsummer Night's Dream, along with the goofiest, cutest boy Claudia has ever known, Iris and Claudia are in for an eye-opening senior year.

When Danny discovers a taped-up box in his father's closet filled with old letters and a file on a powerful Silicon Valley family, he realizes there's much more to his family's past than he ever imagined. Danny has been an artist for as long as he can remember, and it seems his path is set, with a scholarship to RISD and his family's blessing to pursue the career he's always dreamed of. Still, contemplating a future without his best friend, Harry Wong, by his side makes Danny feel a panic he can barely put into words.

Things never seem to go as easily for 13-year-old Frankie as they do for her sister, Tess. Unlike Tess, Frankie is neurodivergent. In her case, that means she can't stand to be touched, loud noises bother her, she's easily distracted, she hates changes in her routine, and she has to go see a therapist while other kids get to hang out at the beach. It also means Frankie has trouble making friends. She did have one - Colette - but they're not friends anymore. It's complicated. Then, just weeks before the end of seventh grade, Colette unexpectedly shows up at Frankie's door.

It’s summer 1977 and closeted lesbian Tammy Larson can’t be herself anywhere. Not at her strict Christian high school, not at her conservative Orange County church and certainly not at home, where her ultrareligious aunt relentlessly organizes antigay political campaigns. Tammy’s only outlet is writing secret letters in her diary to gay civil rights activist Harvey Milk...until she’s matched with a real-life pen pal who changes everything.

My name is Chase Cooper, and I'm a 6th grade ninja. It's my first day at a different school and the only person I know is my cousin, Zoe (but she might be a little too cool for me). I was just another scrawny kid until a group of ninjas recruited me into their clan. It was a world of trouble I wasn't prepared for, which is why I kept this diary (or "chronicle" as my dad would call it) - to warn other kids about the dangers of becoming a ninja. They say history is destined to repeat itself...well, not if I can help it.

Del has had a crush on Kiera Westing since kindergarten. And now, during their junior year, she’s finally available. So when Kiera volunteers for an opportunity at their church, Del’s right behind her. Though he quickly realizes he’s inadvertently signed up for a Purity Pledge. His dad thinks his wires are crossed, and his best friend, Qwan, doesn’t believe any girl is worth the long game. But Del’s not about to lose his dream girl, and that’s where fellow pledger Jameer comes in.

Kat and Stevie - best friends, theater kids, polar opposites - have snuck away from the suburbs to spend a night in New York City. They have it all planned out. They’ll see a play, eat at the city’s hottest restaurant, and have the best. Night. Ever. What could go wrong? Well. Kind of a lot? They’re barely off the train before they’re dealing with destroyed phones, family drama, and unexpected Pomeranians. Over the next few hours, they’ll have to grapple with old flames, terrible theater, and unhelpful cab drivers. But there are also cute boys to kiss, parties to crash....

Jasmine and Chelsea are best friends on a mission - they’re sick of the way women are treated even at their progressive NYC high school, so they decide to start a Women's Rights Club. They post their work online - poems, essays, videos of Chelsea performing her poetry, and Jasmine's response to the racial microaggressions she experiences - and soon go viral. But with such positive support, the club is also targeted by trolls. When things escalate, the principal shuts the club down. Not willing to be silenced, Jasmine and Chelsea will risk everything for their voices to be heard.

Ever since her troubled mother abandoned her, Trix McCabe has preferred to stay on the move. But when she lands with her long-lost relatives, she finds out that the McCabe women have talents like her own that defy explanation: pies that cure all ills, palm-reading that never misses the mark, knowledge of secrets that have never been told. Before long, Trix feels like she might finally have found somewhere she belongs. But when her past comes back to haunt her, she’ll have to decide whether to take a chance on this new life...or keep running from the one she’s always known.

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....

Seventh grader Estefania "Stef" Soto is itching to shake off the onion-and-cilantro embrace of Tia Perla, her family's taco truck. She wants nothing more than for her dad to get a normal job and for Tia Perla to be put out to pasture. It's no fun being known as the "Taco Queen" at school. But just when new city regulations are proposed, and her family's livelihood is threatened, she will have to become the truck's unlikely champion.

Allie Abraham has it all going for her - she’s a straight-A student with good friends and a close-knit family, and she’s dating popular, sweet Wells Henderson. There’s only one problem: Wells’ father is Jack Henderson, America’s most famous conservative shock jock, and Allie hasn’t told Wells that her family is Muslim. It’s not like Allie’s religion is a secret. It’s just that her parents don’t practice and raised her to keep it to herself.