More than anything, Joel wants to be a Rithmatist. Chosen by the Master in a mysterious inception ceremony, Rithmatists have the power to infuse life into two-dimensional figures known as Chalklings. Rithmatists are humanity's only defense against the Wild Chalklings—merciless creatures that leave mangled corpses in their wake. Having nearly overrun the territory of Nebrask, the Wild Chalklings now threaten all of the American Isles.

Ben Ripley may only be in middle school, but he's already pegged his dream job: CIA or bust. Unfortunately for him, his personality doesn't exactly scream "secret agent". In fact Ben is so awkward, he can barely get to school and back without a mishap. Because of his innate nerdiness, Ben is not surprised when he is recruited for a magnet school with a focus on science - but he's entirely shocked to discover that the school is actually a front for a junior CIA academy.

After years of searching for the next Avatar, the four nations have found peace with Avatar Yun - until Kyoshi, Yun’s friend and servant, demonstrates remarkable bending abilities herself. With the identity of the true Avatar at stake, Kyoshi and her fiery friend Rangi flee the Avatar mansion and find supporters in the daofei - outlaws living in the shadows of the Earth Kingdom. But while Kyoshi, Rangi, and their daofei friends face off against underworld rivals, those who seek to control the Avatar draw close.

The globe-trotting thief in the red fedora returns! And now, the question isn't where—but who? In the role of Carmen Sandiego, award-winning performer Kyla Garcia reveals, for the very first time, the backstory of the ever-elusive master criminal whose whereabouts captured the imaginations of children everywhere—through educational video games, animated series, and a popular PBS "gameshow" for middle schoolers in the 1990s.

Cole Randolph was just trying to have a fun time with his friends on Halloween (and maybe get to know Jenna Hunt a little better). But when a spooky haunted house turns out to be a portal to something much creepier, Cole finds himself on an adventure on a whole different level.

Welcome to the Sweet Tooth Ice Cream & Candy Shoppe, where the confections are a bit on the... unusual side. Rock candy that makes you weightless. Jawbreakers that make you unbreakable. Chocolate balls that make you a master of disguise. Four young friends - Nate, Summer, Trevor, and Pigeon - meet the grandmotherly Mrs. White, owner of the Sweet Tooth, and soon learn about the magical side effects of her candies.

The Renegades are a syndicate of prodigies—humans with extraordinary abilities—who emerged from the ruins of a crumbled society and established peace and order where chaos reigned. As champions of justice, they remain a symbol of hope and courage to everyone...except the villains they once overthrew. Nova has a reason to hate the Renegades, and she is on a mission for vengeance. As she gets closer to her target, she meets Adrian, a Renegade boy who believes in justice—and in Nova. But Nova's allegiance is to a villain who has the power to end them both.

The night her parents disappear, 12-year-old Robyn Loxley must learn to fend for herself. Her home, Nott City, has been taken over by a harsh governor, Ignomus Crown. After fleeing for her life, Robyn has no choice but to join a band of strangers - misfit kids, each with their own special talent for mischief. Setting out to right the wrongs of Crown's merciless government, they take their outlaw status in stride. But Robyn can't rest until she finds her parents.

Thirteen-year-old Sam Shelton is the only person in Avalon who can't use the magical power of aether. He's also the only person in Avalon with a bag of high-tech spy gear, a solar-powered cell phone with intermittent signal back to Earth, a YouTube account, and a murderous wizard-emperor on his tail. So he's got a lot going for him. When an earthquake hits his hometown of Bozeman, Montana, Sam gets inexplicably transported to Avalon, a strange world in which aether defines all aspects of life: the rich, the poor, the weak, the powerful, the oppressed, and the oppressors.

When Alex finds out he is Unwanted, he expects to die. That is the way of the people of Quill: Each year all the 13-year-olds are labeled as Wanted, Necessary, or Unwanted. Wanteds get more schooling and train to join the army. Necessaries keep the farms running. Unwanteds are set for elimination. It’s hard for Alex to leave behind his twin, Aaron, a Wanted, but he makes peace with his fate - until he discovers that instead of a “death farm”, what awaits him is a magical place called Artime.

Being able to detect black magic isnt all tea and crumpetsand for Theodosia Throckmorton, it can be a decidedly tricky business! When Sticky Will drags Theo to a magic show featuring the Great Awi Bubu, she quickly senses there is more to the magician than he lets on, setting in motion a chain of events she never could have bargained for.

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.

It's 1883—the Age of Invention! A time when great men like Thomas Edison, Alexander Graham Bell, Nicola Tesla, and George Eastman work to turn the country into a land of limitless opportunity. And it all happens at the world famous Inventor’s Guild headquarters in New York City—a place where a great idea, a lot of hard work, and a little bit of luck can find you rubbing elbows with these gods of industry who will usher humanity into the future.

Theodosia Throckmorton is in a fix. Allowed to attend a reception given by one of the directors of her parents museum, she stumbles across Mr. Tetley of the British Museum in most unusual circumstances! Since Theo has last seen him in a showdown in an ancient Egyptian tomb, his reappearance could mean only one thing: the Serpents of Chaos are back.

When best friends Dak Smyth and Sera Froste stumble upon the secret of time travel - a hand-held device known as the Infinity Ring - they're swept up in a centuries-long secret war for the fate of mankind. Recruited by the Hystorians, a secret society that dates back to Aristotle, the kids learn that history has gone disastrously off course. Now it's up to Dak, Sera, and teenage Hystorian-in-training Riq to travel back in time to fix the Great Breaks . . . and to save Dak's missing parents while they're at it.