Eleven-year-old Viviani Fedeler has spent her whole life in the New York Public Library. She knows every room by heart, except the ones her father keeps locked. When Viviani becomes convinced that the library is haunted, new girl Merit Mubarak makes fun of her. So Viviani decides to play a harmless little prank, roping her older brothers and best friend Eva to help out. But what begins as a joke quickly gets out of hand, and soon Viviani and her friends have to solve two big mysteries.

It's been almost a year since Sila's mother traveled halfway around the world to Turkey, hoping to secure the immigration paperwork that would allow her to return to her family in the United States. The long separation is almost impossible for Sila to withstand. But things change when Sila accompanies her father (who is a mechanic) outside their Oregon town to fix a truck. There, behind an enormous stone wall, she meets a grandfatherly man who only months before won the state lottery.

Mia Tang has a lot of secrets. Number one: She lives in a motel, not a big house. Every day, while her immigrant parents clean the rooms, 10-year-old Mia manages the front desk of the Calivista Motel and tends to its guests. Number two: Her parents hide immigrants. And if the mean motel owner, Mr. Yao, finds out they've been letting them stay in the empty rooms for free, the Tangs will be doomed. Number three: She wants to be a writer. But how can she when her mom thinks she should stick to math because English is not her first language?

Twelve-year-old House Jackson, star pitcher and team captain of the Aurora County All-Stars, has been sidelined for a whole sorry year with a broken elbow. He's finally ready to play, but wouldn't you know that the team's only game of the year has been scheduled for the exact same time as the town's 200th-anniversary pageant. Now House must face the pageant's director, full-of-herself Frances Shotz (his nemesis and perpetrator of the elbow break), and get his team out of this mess.

When Ruby’s grandmother, Miss Eula goes to visit her new grandbaby in Hawaii, Ruby is sure that she will have a lonely, empty, horrible summer without her in boring old Halleluia, Mississippi. What happens instead? She makes a new friend, saves the school play, writes plenty of letters to her favorite (and only) grandmother...and finally learns to stop blaming herself for her grandfather’s death. Not too bad, for a nine-year-old.

Boston, 1891. Sophia Tims comes from a family of explorers and cartologers who, for generations, have been traveling and mapping the New World - a world changed by the Great Disruption of 1799, when all the continents were flung into different time periods. Eight years ago, her parents left her with her uncle Shadrack, the foremost cartologer in Boston, and went on an urgent mission. They never returned. Life with her brilliant, absent-minded, adored uncle has taught Sophia to take care of herself.

12-year-old Aidan Errolson, comes from a long line of adventurers. His grandparents were among the first settlers of Corenwald's Eastern Frontier. His father had been one of the kingdom's greatest warriors. Aidan, on the other hand, lives the quiet, comfortable life, of a nobleman's son. He never has any real adventures, and that, he believes, is the one great injustice of his otherwise happy life. All that will change the day he first hears the bark of the bog owl, and meets Dobro Turtlebane.

Lydia hasn’t felt comfortable in her own skin since the boys at her school started commenting on the way she looks in her uniform. Her cousin and friends think she should be flattered, but the boys - and sometimes her mom’s boyfriend, Jeremy - make Lydia uncomfortable and confused. Even more confusing is when Jeremy hovers too close and hugs a little too long. Then her mom surprises her by buying a dilapidated house in their neighborhood. Lydia hopes to find a little bit of magic in their new home.

Once there were Wizards, who were Magic, and Warriors, who were not. But Xar, son of the King of Wizards, can't cast a single spell. And Wish, daughter of the Warrior Queen, has a banned magical object of her own. When they collide in the wildwood, on the trail of a deadly witch, it's the start of a grand adventure that just might change the fabric of their worlds.

After losing almost everything in the Great Depression, Ellie’s family is forced to leave their home in town and start over in the untamed wilderness of nearby Echo Mountain. Ellie has found a welcome freedom, and a love of the natural world, in her new life on the mountain. But there is little joy after a terrible accident leaves her father in a coma. An accident unfairly blamed on Ellie. Ellie is a girl who takes matters into her own hands, and determined to help her father she will make her way to the top of the mountain in search of healing secrets....

Wily has never seen the sun or a blue sky or even his parents. He lives underground, creating traps to keep treasure-seekers away from the gold in an ancient wizard's dungeon. He spends his days mopping up giant slug slime, avoiding poison darts, and herding undead skeletons. It's all he knows. But then an unusual band of adventurers - an acrobatic elf, a warrior with a magic arm, and a giant made of moss - successfully defeat Wily's traps. And they want the ultimate treasure: Wily himself.

When scientists discover a rare and mysterious mineral buried in the Earth’s crust, they have no idea that it just happens to be the most valuable substance in the entire universe. It’s not long before aliens show up to our little corner of the galaxy offering a promise of protection, some fabulous new technology, and entry into their intergalactic coalition - all in exchange for this precious resource. A material so precious that other alien forces are willing to start a war over it. A war that soon makes its way to Earth.

Liam lives in the Bay Area near San Francisco with his mom and two younger sisters. And then there's Cupcake, their lovable German shepherd, who guards their basement apartment. Recently, Cupcake has a problem - she's peeing in the house. The kids need to make enough money to take her to the vet before their landlord upstairs finds out. And Mom and Dad have said if Cupcake doesn't stop, they will find her a new home. But the kids will never let Cupcake go. Can they save her?

For Mason Mortimer Morrison, life isn’t so magical. His dad was just sent to jail, his grades have been plummeting from meh to yikes, and, oh yeah, two officers from some organization called Magix just showed up to arrest him in the middle of fourth period. Talk about bad luck. Mason knows he’s innocent. But in order to clear his name, he’s going to need the help of a plucky Magix junior detective and a cantankerous talking bunny - and a little bit of magic.

SoHo, 1981. Twelve-year-old Olympia is an artist - and in her neighborhood, that's normal. Her dad and his business partner Apollo bring antique paintings back to life, while her mother makes intricate sculptures in a corner of their loft, leaving Ollie to roam the streets of New York with her best friends Richard and Alex, drawing everything that catches her eye. Then everything falls apart. Ollie's dad disappears in the middle of the night, leaving her only a cryptic note and instructions to destroy it. Her mom has gone to bed, and she's not getting up.