Meet Resilience, a Mars rover determined to live up to his name. Res was built to explore Mars. He was not built to have human emotions. But as he learns new things from the NASA scientists who assemble him, he begins to develop humanlike feelings. Maybe there’s a problem with his programming…. Human emotions or not, launch day comes, and Res blasts off to Mars, accompanied by a friendly drone helicopter named Fly. But Res quickly discovers that Mars is a dangerous place filled with dust storms and giant cliffs.

When twelve-year-old Maddie hatches a scheme for a secret sleepover with her two best friends, she ends up waking up to a nightmare. She’s alone—left behind in a town that has been mysteriously evacuated and abandoned. With no one to rely on, no power, and no working phone lines or internet access, Maddie slowly learns to survive on her own. Her only companions are a Rottweiler named George and all the books she can read. After a rough start, Maddie learns to trust her own ingenuity and invents clever ways to survive in a place that has been deserted and forgotten.

Ever since Ellie wore a whale swimsuit and made a big splash at her fifth-birthday party, she's been bullied about her weight. To cope, she tries to live by the Fat Girl Rules - like "no making waves", "avoid eating in public", and "don't move so fast that your body jiggles". And she's found her safe space - her swimming pool - where she feels weightless in a fat-obsessed world. In the water, she can stretch herself out like a starfish and take up all the room she wants. It's also where she can get away from her mom, who thinks criticizing Ellie's weight will motivate her to diet.

Ophelia Harrison used to live in a small house in the Georgia countryside. But that was before the night in November 1922, and the cruel act that took her home and her father from her. Which was the same night that Ophie learned she can see ghosts. Now Ophie and her mother are living in Pittsburgh with relatives they barely know. In the hopes of earning enough money to get their own place, Mama has gotten Ophie a job as a maid in the same old manor house where she works.

Sixteen-year-old physics nerd Aysel is obsessed with plotting her own death. With a mother who can barely look at her without wincing, classmates who whisper behind her back, and a father whose violent crime rocked her small town, Aysel is ready to turn her potential energy into nothingness.

Seventh grade is not going well for Will Levine. Kids at school bully him because of his funny-looking chin. And for his bar mitzvah community service project, he's forced to go to the hospital to visit RJ, an older boy struggling with an incurable disease. At first, the boys don't get along, but then RJ shares his bucket list with Will. Among the things he wants to do: ride a roller coaster; go to a school dance; swim in the ocean.

Maizy has never been to Last Chance, Minnesota . . . until now. Her mom’s plan is just to stay for a couple weeks, until her grandfather gets better. But plans change, and as Maizy spends more time in Last Chance and at the Golden Palace—the restaurant that’s been in her family for generations—she makes some discoveries. But the more Maizy discovers, the more questions she has.

There lived a girl named Petra Peña, who wanted nothing more than to be a storyteller, like her abuelita. But Petra's world is ending. Earth has been destroyed by a comet, and only a few hundred scientists and their children - among them Petra and her family - have been chosen to journey to a new planet. They are the ones who must carry on the human race. Hundreds of years later, Petra wakes to this new planet - and the discovery that she is the only person who remembers Earth. A sinister Collective has taken over the ship during its journey.

For seventh-grader Mila, it starts with some boys giving her an unwanted hug on the school blacktop. A few days later, at recess, one of the boys (and fellow trumpet player), Callum, tells Mila it's his birthday, and asks her for a "birthday hug." He's just being friendly, isn't he? And how can she say no? But Callum's hug lasts a few seconds too long, and feels...weird. According to her friend, Zara, Mila is being immature and overreacting. Doesn't she know what flirting looks like? But the boys don't leave Mila alone.

All light in Chattana is created by one man - the Governor, who appeared after the Great Fire to bring peace and order to the city. For Pong, who was born in Namwon Prison, the magical lights represent freedom, and he dreams of the day he will be able to walk among them. But when Pong escapes from prison, he realizes that the world outside is no fairer than the one behind bars. The wealthy dine and dance under bright orb light, while the poor toil away in darkness. Worst of all, Pong’s prison tattoo marks him as a fugitive who can never be truly free.

It’s the summer of 1987, and all ten-year-old Bug wants to do is go to the beach with her older brother and hang out with the locals on the boardwalk. But Danny wants to be with his own friends, and Bug’s mom is too busy, so Bug is stuck with their neighbor Philip’s nephew, Frankie.

When Nathan goes to visit his grandma, Nali, at her mobile summer home on the Navajo reservation, he knows he’s in for a pretty uneventful summer, with no electricity or cell service. Still, he loves spending time with Nali and with his uncle Jet, though it’s clear when Jet arrives that he brings his problems with him. One night, while lost in the nearby desert, Nathan finds someone extraordinary: a Holy Being from the Navajo Creation Story - a Water Monster - in need of help.

On a spring morning, neighbors Valentina Kaplan and Oksana Savchenko wake up to an angry red sky. A reactor at the nuclear power plant where their fathers work—Chernobyl—has exploded. Before they know it, the two girls, who've always been enemies, find themselves on a train bound for Leningrad to stay with Valentina's estranged grandmother, Rita Grigorievna. In their new lives in Leningrad, they begin to learn what it means to trust another person.

Molly Frost is fed up.... Because Olivia was yelled at for wearing a tank top. Because Liza got dress coded and Molly didn't, even though they were wearing the exact same outfit. Because when Jessica was pulled over by the principal and missed a math quiz, her teacher gave her an F. Because it's impossible to find shorts that are longer than her fingertips. Because girls' bodies are not a distraction. Because middle school is hard enough.

Romania, 1989. Communist regimes are crumbling across Europe. Seventeen-year-old Cristian Florescu dreams of becoming a writer, but Romanians aren’t free to dream; they are bound by rules and force. Amidst the tyrannical dictatorship of Nicolae Ceaușescu in a country governed by isolation and fear, Cristian is blackmailed by the secret police to become an informer. He’s left with only two choices: betray everyone and everything he loves—or use his position to creatively undermine the most notoriously evil dictator in Eastern Europe.

Sometimes, 12-year-old Donte wishes he were invisible. As one of the few black boys at Middlefield Prep, most of the students don't look like him. They don't like him either. Dubbing him "Black Brother", Donte's teachers and classmates make it clear they wish he were more like his lighter-skinned brother, Trey. When he's bullied and framed by the captain of the fencing team, "King" Alan, he's suspended from school and arrested for something he didn't do.

September 11, 2001, New York City: Brandon is visiting his dad at work, on the 107th floor of the World Trade Center. Out of nowhere, an airplane slams into the tower, creating a fiery nightmare of terror and confusion. And Brandon is in the middle of it all. Can he survive - and escape? September 11, 2020, Afghanistan: Reshmina has grown up in the shadow of war, but she dreams of peace and progress. When a battle erupts in her village, Reshmina stumbles upon a wounded American soldier named Taz. Should she help Taz - and put herself and her family in mortal danger?

When Nathan goes to visit his grandma, Nali, at her mobile summer home on the Navajo reservation, he knows he’s in for a pretty uneventful summer, with no electricity or cell service. Still, he loves spending time with Nali and with his uncle Jet, though it’s clear when Jet arrives that he brings his problems with him. One night, while lost in the nearby desert, Nathan finds someone extraordinary: a Holy Being from the Navajo Creation Story - a Water Monster - in need of help.

Timothy is on probation. It's a strange word - something that happens to other kids, to delinquents, not to kids like him. And yet, he is under house arrest for the next year. He must check in weekly with a probation officer and a therapist and keep a journal for an entire year. And mostly, he has to stay out of trouble. But when he must take drastic measures to help his struggling family, staying out of trouble proves more difficult than Timothy ever thought it would be.

There are no shortcuts to surviving your first day at a new school—you can’t fix it with duct tape like you would your Chuck Taylors. On Day One, twelve-year-old Malú (María Luisa, if you want to annoy her) inadvertently upsets Posada Middle School’s queen bee, violates the school’s dress code with her punk rock look, and disappoints her college-professor mom in the process. Her dad, who now lives a thousand miles away, says things will get better as long as she remembers the first rule of punk: be yourself.

On a hot August day in Paris, just over a century ago, a desperate guard burst into the office of the Director of the Louvre and shouted, La Joconde, c’est partie! The Mona Lisa, she’s gone! No one knew who was behind the heist. Was it an international gang of thieves? Was it an art-hungry American millionaire? Was it the young Spanish painter Pablo Picasso, who was about to remake the very art of painting?

On the brink of her Quinceañera, and her official coronation, Solimar visits the oyamel forest to sit among the monarch butterflies. There, the sun pierces through a sword-shaped crevice in a boulder, which shines on her and sends the butterflies humming and swirling around her. After the magical frenzy, she realizes she's been given a gift — and a burden: She can predict the near future!

Omar and his younger brother, Hassan, have spent most of their lives in Dadaab, a refugee camp in Kenya. Life is hard there: never enough food, achingly dull, and without access to the medical care Omar knows his nonverbal brother needs. So when Omar has the opportunity to go to school, he knows it might be a chance to change their future...but it would also mean leaving his brother, the only family member he has left, every day.

Spanning over 500 years, Pura Belpré Award winner Ruth Behar's epic novel tells the stories of four girls from different generations of a Jewish family, many of them forced to leave their country and start a new life.

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.

Summer, 1940. Nineteen-year-old Jakob Novis and his quirky younger sister Lizzie share a love of riddles and puzzles. And now they’re living inside of one. The quarrelsome siblings find themselves amidst one of the greatest secrets of World War II—Britain’s eccentric codebreaking factory at Bletchley Park. As Jakob joins Bletchley’s top minds to crack the Nazi's Enigma cipher, fourteen-year-old Lizzie embarks on a mission to solve the mysterious disappearance of their mother.

Avery Bloom, who's bookish, intense, and afraid of many things, particularly deep water, lives in New York City. Bett Devlin, who's fearless, outgoing, and loves all animals as well as the ocean, lives in California. What they have in common is that they are both 12 years old and are both being raised by single, gay dads. When their dads fall in love, Bett and Avery are sent, against their will, to the same sleepaway camp. Their dads hope they will find common ground and become friends - and possibly, one day, even sisters.

While her classmates are jetting off to family vacations in exotic locales, Aru will be spending her autumn break at home, in the Museum of Ancient Indian Art and Culture, waiting for her mom to return from her latest archeological trip. Is it any wonder that she makes up stories about being royalty, traveling to Paris, and having a chauffeur? One day, three schoolmates show up at her doorstep to catch her in a lie. They don't believe her claim that the museum's Lamp of Bharata is cursed, and they dare Aru to prove it. Just a quick light, Aru thinks. She can get herself out of this.

Ever since Ellie wore a whale swimsuit and made a big splash at her fifth-birthday party, she's been bullied about her weight. To cope, she tries to live by the Fat Girl Rules - like "no making waves", "avoid eating in public", and "don't move so fast that your body jiggles". And she's found her safe space - her swimming pool - where she feels weightless in a fat-obsessed world. In the water, she can stretch herself out like a starfish and take up all the room she wants. It's also where she can get away from her mom, who thinks criticizing Ellie's weight will motivate her to diet.

Jude never thought she’d be leaving her beloved older brother and father behind, all the way across the ocean in Syria. But when things in her hometown start becoming volatile, Jude and her mother are sent to live in Cincinnati with relatives. At first, everything in America seems too fast and too loud. The American movies that Jude has always loved haven’t quite prepared her for starting school in the US - and her new label of “Middle Eastern”, an identity she’s never known before. But this life also brings unexpected surprises.