Most Popular Books by Stuart Gibbs

Can an undercover nerd become a superstar secret agent? The first book in Stuart Gibbs’s New York Times bestselling Spy School series is now a graphic novel! 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. Could the CIA really want him? Actually, no. There’s been a case of mistaken identity—but that doesn’t stop Ben from trying to morph into a supercool undercover agent, the kind that always gets the girl. And through a series of hilarious misadventures, Ben realizes he might actually be a halfway decent spy…if he can survive all the attempts being made on his life! Join Ben Ripley as he survives his first year at the Academy of Espionage in action-packed, full-color panels.

"With SPYDER defeated, Ben Ripley is looking forward to his life getting back to normal, or as normal as possible when you''re a superspy in training. For once, everything seems to be right in Ben''s world...until someone bombs the CIA conference room next door. To Ben''s astonishment, the attacker is none other than Erica Hale, the spy-in-training he respects more than any other. Ben refuses to believe Erica is working for the enemy...even if the rest of the CIA does. His mission: prove Erica is not a double agent working against the US, locate the fabled colonial-era insurgent group that''s blackmailing her, figure out what their devious plot is, and thwart it. But this time, Ben finds himself up against opponents he has never encountered before: his own friends. They''re not as ready to trust in Erica as he is, and Ben is forced to rely on his own wits and skills more than ever before. How can he succeed when he doesn''t even know who he can trust?"--

"Follows the spies-in-training on a hunt to find the leader of the evil organization SPYDER and take them down once and for all"--

Thirteen-year-old spy in training Ben Ripley is sent to Mexico to try to thwart the evil organization, SPYDER--the CIA''s main enemy.

"Dashiell Gibson, who lives on Moon Base Alpha, has to solve a murder of one of the moon''s most prominent doctors"--

12 year old Theodore "Teddy" Roosevelt Fitzroy has got a murder on his hands and trouble on his tail. Henry, the hippopatamus at the brand-new nationally known FunJungle, has gone belly up. Even though it''s claimed he died of natural causes, Teddy smells something fishy and it sure ain''t the polar bear''s lunch. Dealing with the zoo''s top brass proves to be nothing but a waste of time. They want to see any trace of Henry''s death disappear like yesterday''s paper. So Teddy sets out to find the truth. With the help of Summer McCraken, a fiesty girl with secrets of her own, the two narrow down their prime suspects. Is it Martin Del Gato, FunJungle''s head of operations who hates kids and hates animals even more? Or J.J McCraken, the owner of FunJungle and and hates animals even more? Or J.J McCraken, the owner of FunJungle and Summer''s father, who has more concern for the dough he''s raking in than the animals in the zoo? As their investigation goes on, Teddy gets squeezed on all sides to quit asking questions or Henry won''t be the only animal in the zoo to turn up dead. The deeper Teddy and Summer get, they had better make sure they want to know what they want to know because when it comes to hippo homicide, the truth can''t be kept in a cage!

"With no knightly experience but plenty of pluck and an impressive vocabulary, a twelve-year-old peasant, hoping to improve his station in life, volunteers to help a cowardly prince and his not very powerful wizard rescue a princess from an evil, foul-smelling monster."--

In the eleventh book in the New York Times bestselling Spy School series, Ben Ripley goes on a rescue mission when one of his own is abducted from a remote Alaskan training facility. Ben Ripley and his friends are training in Alaska when Cyrus Hale is kidnapped by his old Russian nemesis. Ben, Erica, and the others mount a rescue mission, but events quickly spiral out of control in a plot involving the secret history of US-Russian relations, a young KGB agent with skills to rival Erica’s—and lots and lots of bears.

While visiting his girlfriend Summer in Malibu, Teddy stumbles upon two mysteries involving a blown up whale explosion and a string of beach sand thefts, but his investigation is sidetracked by a rumor that his girlfriend is dating a celebrity, leading him to question their relationship.

Thirteen-year-old Teddy Fitzroy and his girlfriend, Summer, investigate when a mountain lion is accused of killing a prized dog outside of FunJungle Wild Animal Park in the Texas Hill Country.

Twelve-year-old Teddy Fitzroy is the prime suspect when FunJungle''s newly-acquired koala goes missing, thanks to a prank staged by middle school bully Vance Jessup.

In the twelfth book in Stuart Gibbs’s New York Times bestselling Spy School series, superspy middle schooler Ben Ripley gets lost on a perilous mission with one of his greatest enemies. Ben Ripley is recruited for a top secret mission to bring down his nemesis, Murray Hill, once and for all. But when things go horribly wrong, Ben ends up lost in an extremely dangerous wilderness with Murray—and confronting a new, devious enemy—with none of his friends to help him. Now, Ben must figure out how to survive and deduce what evil plan his new enemy is plotting in time to thwart it.

Ben goes undercover in the White House to take on a SPYDER operative determined to assassinate the president in this latest addition to the New York Times bestselling Spy School series. Thirteen-year-old Ben Ripley has had a lot of field success despite only just beginning his second year at Spy School, something even graduates rarely experience. But he''d never have survived without the help from experienced agents and his friends. Now he''s been called in on a solo mission--and the fate of the United States of America is on his shoulders alone. The Mission: Prevent a presidential assassination by infiltrating the White House, and locating the enemy operative. But when the president''s son is as helpful as a hamster, and a trained SPYDER agent would never appear to be up to something (they''re far too clever for that), Ben may be in over his head this time. And when everything goes wrong, Ben must rely on his Spy School friends to save his reputation...but even friends can double-cross or be swayed to the enemy''s side.

"Someone is trying to hunt FunJungle''s Asian greater one-horned rhinoceros, and twelve-year-old Teddy Fitzroy is on the case."--

In 2041 twelve-year-old Dashiell Gibson''s a resident of Moon Base Alpha, and at the moment he''s faced with a number of problems: coping with the nasty Sjoberg twins, finding out how the commander of the base has managed to disappear from a facility no bigger than a soccer field, and dealing with the alien Zan, who communicates with him telepathically from afar--and who''s hiding a secret which may threaten the whole Earth.

As 13-year-old Ben, a student at the CIA''s academy for future intelligence agents, prepares to go to spy summer camp, he receives a death threat from the evil organization SPYDER, in this companion novel to "Spy School."

Join Tim and his friends on a treacherous journey across the seas in the laugh-out-loud funny, highly illustrated third book of the New York Times bestselling Once Upon a Tim series from Spy School author Stuart Gibbs. After helping Princess Grace foil the villainous Prince Ruprecht—twice!—junior knights Tim, Belinda, and Ferkle are on a new quest—this time to recover the Queen of Merryland’s precious golden fleece (and more importantly, the protective amulet in its pocket) from the Kingdom of Dinkum. The safety of all Merryland depends upon them. But first, they must face the deadly Sea of Terror and the dastardly perils it contains. Tim and his friends will have to use every ounce of bravery, valor, and intelligence they possess to navigate the treacherous waters—or else risk becoming flotsam on the waves.

Set sail to Atlantis with Tim and his friends in the laugh-out-loud funny, highly illustrated fourth book of the New York Times bestselling Once Upon a Tim series from Spy School author Stuart Gibbs. Tim and his ragtag crew have been rescued from certain doom by a mermaid princess—but now, she wants something in return for saving their lives: her father King Neptuna’s stolen trident. To pay their debt, Tim, Belinda, Ferkle, Rover, and Princess Grace once again brave the Sea of Terror to track down the trident in the glorious city of Atlantis, which hasn’t sunk into the sea yet. (In fact, it is famed as the safest city on earth.) But there is plenty of danger en route—and the notorious Prince Ruprecht is lurking about as well. Can the junior knights evade the scheming royal and complete their quest?

Teddy Fitzroy must solve the crime of the kidnapped rare and expensive panda, Li Ping.

"Superspy middle schooler Ben Ripley races against time and across state lines - traveling by car, train, boat and plane - to track Murray Hill down before Ben''s cyber enemies can find him"--

While visiting a ranch near Yellowstone National Park with his parents, Summer, and her parents, Teddy Fitzroy investigates the disappearances of bison and an irreplaceable necklace.

In the ninth addition to the New York Times bestselling Spy School series, Ben Ripley faces his nemesis, Murray Hill, on the high seas. Thanks to the evidence Ben uncovered in his investigation of the Croatoan, the CIA has tracked his nemesis, Murray Hill, to Central America, where they believe he is boarding the world’s biggest cruise ship, The Emperor of the Seas, on its maiden voyage around the world. His mission: Pose as part of a family, with Alexander and Catherine Hale as his parents, Erica as his sister, and his best friend Mike as his brother, to find out what Murray is plotting. At first, it sounds exciting to have a mission on the most glamorous ocean liner on earth, but as usual, nothing goes according to plan. There is action, danger, and plenty of surprises as Ben and his team quickly find themselves in hot water.

The local police prove unhelpful when a 500-pound dinosaur skull vanishes from a secret excavation on Sage''s family''s ranch, so Teddy and his friends conduct their own investigation.

In 2041 on Moon Base Alpha, thirteen-year-old Dash must solve the mystery of how Lars was poisoned before the base loses oxygen, forcing the colonists to return to Earth.--Provided by publisher.

"Tim and his friends must face The Labyrinth of Doom on their latest quest"--

The world’s youngest genius must use her code-breaking skills to outsmart Einstein in a “fast-paced, smart, and action-packed” novel (Chris Grabenstein, #1 New York Times–bestselling author). Charlie Thorne is a genius. Charlie Thorne is a thief. Charlie Thorne isn’t old enough to drive. And now it’s up to her to save the world . . . Decades ago, Albert Einstein devised an equation that could benefit all life on earth—or destroy it. Fearing what would happen if the equation fell into the wrong hands, he hid it. But now, a diabolical group known as the Furies are closing in on its location. In desperation, a team of CIA agents drags Charlie into the hunt, needing her brilliance to find it first—even though this means placing her life in grave danger. In a breakneck adventure that spans the globe, Charlie must crack a complex code created by Einstein himself, struggle to survive in a world where no one can be trusted, and fight to keep the last equation safe once and for all. “Whether she’s catching big air on her snowboard or deciphering clues hidden by Albert Einstein, Charlie Thorne is an ideal hero for a new generation. Her pulse pounding adventure unfolds like one of the equations she’s so skilled at solving—the final answer remains concealed until every last variable has been uncovered.” —James Ponti, New York Times–bestselling author “[An] adrenaline-charged thriller . . . Charlie is a terrific hero—outrageously smart, courageous, and still believable as a kid. After this explosive start, young readers will eagerly await her next adventure.” —Publishers Weekly

“A younger, smarter, cooler version of Jason Bourne” searches for Charles Darwin’s hidden treasure in the sequel to Charlie Thorne and the Last Equation(Chris Grabenstein, #1 New York Times–bestselling author). Charlie Thorne is a genius. Charlie Thorne is a fugitive. Charlie Thorne isn’t even thirteen. After saving the world, Charlie is ready to take it easy in the Galapagos Islands. That is, until she’s approached by the mysterious Esmeralda Castle, who has a code she knows only Charlie can decipher. In 1835, Charles Darwin diverted his ship’s journey so he could spend ten months in South America on a secret solo expedition. When he returned, he carried a treasure that inspired both awe and terror in his crew. Afterward, it vanished, never to be seen again . . . But Darwin left a trail of clues behind for those brave and clever enough to search for it. Enter Charlie Thorne. In a daring adventure that takes her across South America, Charlie must crack Darwin’s two-hundred-year-old clues to track down his mysterious discovery—and stay ahead of the formidable lineup of enemies who are hot on her tail. When an ancient hidden treasure is at stake, people will do anything to find it first. Charlie may be a genius, but is she smart enough to know who she can trust? “Comparisons with the Alex Rider series are almost inevitable . . . Will appeal to readers who appreciate action-oriented tales.” —Kirkus Reviews

Charlie Thorne, along with former agents Dante Garcia and Milana Moon, race to find an immensely powerful discovery of Isaac Newton''s and face challenges and enemies along the way.

Ben Ripley enrolls in ski school, where the slopes, and the stakes, get really steep in this bestselling follow-up to the Edgar Award-nominated Spy School, Spy Camp, and Evil Spy School. Thirteen-year-old Ben Ripley is not exactly the best student spy school has ever seen--he keeps flunking Advanced Self Preservation. But outside of class, Ben is pretty great at staying alive. His enemies have kidnapped him, shot at him, locked him in a room with a ticking time bomb, and even tried to blow him up with missiles. And he''s survived every time. After all that unexpected success, the CIA has decided to activate Ben for real. The Mission: Become friends with Jessica Shang, the daughter of a suspected Chinese crime boss, and find out all of her father''s secrets. Jessica wants to go to ski school in the Rocky Mountains, so a select few spy school students are going skiing too--under cover, of course. Ben might not be able to handle a weapon (or a pair of skis), but he can make friends easy peasy. That is, until his best friend from home drops in on the trip and jeopardizes the entire mission...

Calling all future astronauts: get ready for your next space adventure with this free downloadable sampler of great books! Download this FREE sampler for excerpts from William Alexander, Stuart Gibbs, Ken Jennings, and Wesley King. Learn more about the books at SpaceAdventureBooks.com!

Solve word searches, crack codes, and complete cryptic crosswords to show the CIA that you have what it takes to join Ben and the rest of the crew on their next covert mission with this Spy School companion puzzle book. If you are reading this letter, it means that you are an extremely special person. You have been carefully vetted by a top team of psychologists, intelligence agents, and CIA recruiters who have covertly analyzed every aspect of your personality and determined that you are one of the few students on the planet who has the potential skills, brains, and gumption to become a student at the Academy of Espionage. The following pages contain some of the most devious, challenging, complex puzzles ever created, devised to help us determine who are the cream of the crop and then recruit them to the academy. Good luck! You’ll need it.

On the first day of a family trip to Paris, Greg Rich’s parents disappear. They’re not just missing from the city—they’re missing from the century. So Greg does what any other fourteen-year-old would do: He travels through time to rescue them. Greg soon finds out that his family history is tied to the legendary Three Musketeers. But when he meets them, they’re kids his age, and they’ll only live long enough to become true heroes if he can save them. To rescue his parents, Greg must assume the identity of a young Musketeer in training and unite Athos, Porthos, Aramis, and D’Artagnan—but a powerful enemy is doing everything possible to stop him from succeeding.

After tracking down incredible discoveries by Einstein and Darwin, Charlie is back. This time, the great ruler Cleopatra has left behind an extremely valuable and powerful treasure, its location encoded on an ancient stone tablet. In a breathless adventure that takes her across the globe, Charlie must fight for her life against ruthless enemies, match wits with Cleopatra, and solve the two-thousand-year-old mystery to prevent the most powerful treasure of the ancient world from falling into the wrong hands.