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 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.

"Are you a gifted child looking for special opportunities?" Dozens of children respond to this peculiar ad in the newspaper and are then put through a series of mind-bending tests, which readers take along with them. Only four children—two boys and two girls—succeed. Their challenge: to go on a secret mission that only the most intelligent and inventive children could complete. To accomplish it they will have to go undercover at the Learning Institute for the Very Enlightened, where the only rule is that there are no rules.

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....

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.

Petra Kronos has a simple, happy life. But it's never been ordinary. She has a pet tin spider named Astrophil who likes to hide in her snarled hair and give her advice. Her best friend can trap lightning inside a glass sphere. Petra also has a father in faraway Prague who is able to move metal with his mind. Petra's life is forever changed when, one day, her father returns home - blind.

Avery, Kate, Tuck, and Kendrick take charge of an underground network of kidnapped children, inspiring them to believe that their pasts do not dictate their futures and pledging to do the hardest thing of all...reunite the children with the homes they left behind. When they discover that one among them might be the child of a man who wants them dead, will everything they are working for be lost?

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....

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.

Petra Kronos has a simple, happy life. But it's never been ordinary. She has a pet tin spider named Astrophil who likes to hide in her snarled hair and give her advice. Her best friend can trap lightning inside a glass sphere. Petra also has a father in faraway Prague who is able to move metal with his mind. Petra's life is forever changed when, one day, her father returns home - blind.

Max wants to be a knight! Too bad that dream is about as likely as finding a friendly dragon. But when Max's uncle Budrick is kidnapped by the cruel King Gastley, Max has to act...and fast! Joined by a band of brave adventurers - the Midknights - Max sets out on a thrilling quest: to save Uncle Budrick and restore the realm of Byjovia to its former high spirits!

An enforcer wanted dead for crimes she didn’t commit.... An assassin wanted dead for crimes he did commit.... Normally, they would be enemies, but they both seek the same thing: exoneration. Unfortunately, a nefarious underground organization is attempting to kill the one man who could grant it to them - the emperor. If they want to win their freedom, they’ll have to battle powerful wizards, outscheme master schemers, and defeat bloodthirsty monsters, all while dodging friendly fire and evading the law. Exoneration isn’t easy.

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.

When out-of-shape IT technician Roen wakes up and starts hearing voices in his head, he naturally assumes he’s losing it. He isn’t. As of last night, he has a passenger in his brain - an ancient alien life-form called Tao, whose race crash-landed on Earth before the first fish crawled out of the oceans. Over the millennia his people have trained human heroes to be great leaders, to advance our species at a rate far beyond what it would have achieved on its own. Split into two opposing factions - the peace-loving, but under-represented Prophus, and the savage, powerful Genjix - the aliens have been in a state of civil war for centuries.

Ella Patel, thief, con-artist and smuggler, is in the wrong place at the wrong time. One night, she happens upon a man and woman being attacked. The man freezes, leaving the woman to fight off five attackers at once, before succumbing. As she dies, to both Ella and the man's surprise, the sparkling light that rises from the woman enters Ella, instead of the man. She soon realizes she's been inhabited by Io, a low-ranking Quasing. Now Ella must help the alien presence to complete her mission.

For over 3,000 years, the Faeregine dynasty has ruled Impyrium. But the family's magic has been fading, and with it their power over the empire. Whether it's treachery from a rival house, the demon Lirlanders, or rebel forces, many believe the Faeregines are ripe to fall. Hazel, the youngest member of the royal family, is happy to leave ruling to her sisters so that she can study her magic. But the empress has other plans for her granddaughter, dark and dangerous plans to exploit Hazel's talents and rekindle the Faeregine mystique.

In the virtual reality game Heir Apparent, there are way too many ways to get killed—and Giannine seems to be finding them all. Which is a shame, because unless she can get the magic ring, locate the stolen treasure, answer the dwarf's dumb riddles, impress the head-chopping statue, charm the army of ghosts, fend off the barbarians, and defeat the man-eating dragon, she'll never win.

A thousand years have passed since a dragon has been seen in the world. Science and technology have replaced magic, which has dwindled until it has become little more than an element of myth and legend. There are those who still have dragon blood flowing through their veins, distant descendants of the mighty creatures of old. These rare humans have the power to cast magic, the power to heal, and the power to craft alchemical weapons capable of starting wars...or ending them.

Inventor, girl genius Tinker lives in a near-future Pittsburgh which now exists mostly in the land of the elves. She runs her salvage business, pays her taxes, and tries to keep the local ambient level of magic down with gadgets of her own design. When a pack of wargs chase an Elven noble into her scrap yard, life as she knows it takes a serious detour.

For a thousand years the ash fell and no flowers bloomed. For a thousand years the Skaa slaved in misery and lived in fear. For a thousand years the Lord Ruler, the "Sliver of Infinity," reigned with absolute power and ultimate terror, divinely invincible. Then, when hope was so long lost that not even its memory remained, a terribly scarred, heart-broken half-Skaa rediscovered it in the depths of the Lord Ruler's most hellish prison.