One minute they’re there: laughing and having fun at the house next door. The next minute, the teens are gone. Like magic. Marin can’t believe her eyes. Who are they? Can anyone else see them? What makes them so happy? Marin is lonely in this new town of hers and eager to figure out more. Then she meets Charley, who reveals that he knows about them, too. He calls them the “Remarkables”. Charley warns her to stay away from the Remarkables - and him.

In the snowy kingdom of Erkenwald, whales glide between icebergs, wolves hunt on the tundra and polar bears roam the glaciers. But the people of this land aren’t so easy to find - because Erkenwald is ruled by an evil Ice Queen, and the tribes must stay hidden or risk becoming her prisoners at Winterfang Palace. Join Eska, a girl who breaks free from a cursed music box, and Flint, a boy whose inventions could change the fate of Erkenwald forever, as they journey to the Never Cliffs and beyond.

In 1925 Colorado, 14-year-old Ida Bidson dreams of becoming a teacher, but she knows it won’t be easy. When the school board closes the town’s one-room school, threatening to keep Ida from finishing eighth grade and moving on to high school, it looks like her dream will never come true. Then she and her classmates come up with a plan for a secret school - with Ida as their teacher!

Life is harsh in Chennai's teeming streets, so when runaway sisters Viji and Rukku arrive, their prospects look grim. Very quickly, 11-year-old Viji discovers how vulnerable they are in this uncaring, dangerous world. Fortunately, the girls find shelter - and friendship - on an abandoned bridge. With two homeless boys, Muthi and Arul, the group forms a family of sorts. But when illness strikes, Viji must decide whether to risk seeking help from strangers or to keep holding on to their fragile, hard-fought freedom.

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.

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?

Josie O’Malley does a lot to help out Mam after her father goes off to fight the Nazis, but she wishes she could do more - like all those caped heroes who now seem to have disappeared. If Josie can’t fly and control weather like her idol, Zenobia, maybe she can put her math smarts to use cracking puzzles for the government. After an official tosses out her puzzler test because she’s a girl, it soon becomes clear that an even more top-secret agency has its eye on Josie, along with two other applicants: Akiko and Mae.

Max loves stories, especially the fantastical tale Buelo tells him about a mystical gatekeeper who can guide brave travellers on a journey into tomorrow. If Max could see tomorrow, he would know if he'd make Santa Maria's celebrated fútbol team, and whether he'd ever find his mother, who left when he was a baby. Papa refuses to talk about her, so Max has learned to stop asking. But when Papa is forced to reveal his involvement in an underground network of guardians that led people fleeing a neighboring country to safety, everything Max knew about himself and his family is upended.

Jessie lives with her family in the frontier village of Clifton, Indiana. When diphtheria strikes the village and the children of Clifton start dying, Jessie's mother sends her on a dangerous mission to bring back help. But beyond the walls of Clifton, Jessie discovers a world even more alien and threatening than she could have imagined, and soon she finds her own life in jeopardy. Can she get help before the children of Clifton, and Jessie herself, run out of time?

Tuesdays at Castle Glower are Princess Celie's favorite days. That's because on Tuesdays the castle adds a new room, a turret, or sometimes even an entire wing. No one ever knows what the castle will do next, and no one - other than Celie, that is - takes the time to map out the new additions. But when King and Queen Glower are ambushed and their fate is unknown, it's up to Celie, with her secret knowledge of the castle's never-ending twists and turns, to protect their home and save their kingdom.

On a cold winter night, Iris and her best friend, Daniel, sneak into a clearing in the woods to play in the freshly fallen snow. There, Iris finds the crumbling gravestone of a young girl, Avery Moore. Immediately, strange things start to happen to Iris. She feels the pull of the abandoned grave, calling her back to the clearing. Iris and Daniel start to research the area for a school project. They discover that Avery's grave is actually part of a neglected and forgotten Black cemetery, dating back to a time when White and Black people were kept separate in life - and in death.

There used to be an empty chair at the back of Mrs. Khan's classroom, but on the third Tuesday of the school year a new kid fills it: nine-year-old Ahmet, a Syrian refugee. The whole class is curious about this new boy - he doesn't seem to smile, and he doesn't talk much. But after learning that Ahmet fled a very real war and was separated from his family along the way, a determined group of his classmates bands together to concoct the greatest idea in the world - a magnificent plan to reunite Ahmet with his loved ones.  

Marcus Vega is six feet tall, 180 pounds, and the owner of a premature mustache. When you look like this and you're only in the eighth grade, you're both a threat and a target. After a fight at school leaves Marcus facing suspension, Marcus's mom decides it's time for a change of environment. She takes Marcus and his younger brother to Puerto Rico to spend a week with relatives they don't remember or have never met. But Marcus can't focus knowing that his father - who walked out of their lives 10 years ago - is somewhere on the island.

When Charlie begins to experience freaky bodily manifestations - ones all too similar to those described by his grandma in his favorite legend - he is suddenly swept up in a world where the mythical beings he's spent his entire life hearing about seem to be walking straight out of the pages of Hispanic folklore and into his life. Even stranger, they seem to know more about him than he knows about himself. 

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.