Stuart Gibbs

In the thirteenth book in Stuart Gibbs’s New York Times bestselling Spy School series, superspy middle schooler Ben Ripley goes off the grid to eliminate a cybersecurity threat.

In the ninth novel in New York Times bestselling author Stuart Gibbs’s FunJungle series, resident sleuth Teddy Fitzroy is on the case to find a missing elephant and clear his friend of vandalism.

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.

Twelve-year-old Theodore “Teddy” Roosevelt Fitzroy believes that Henry, the hippopotamus at the brand-new FunJungle, has been murdered. The zoo’s top brass claim the hippo went belly up the natural way, but Teddy and his feisty friend Summer McCraken have other ideas....

In the seventh novel in New York Times best-selling Stuart Gibbs’s FunJungle series, Teddy Fitzroy returns as FunJungle’s resident sleuth to solve the disappearances of endangered bison and an irreplaceable necklace....

In the latest novel in New York Times best-selling author Stuart Gibbs’s FunJungle series, Teddy Fitzroy returns as FunJungle’s resident sleuth to solve his most improbable mystery yet - with a victim that’s 65 million years old....

Greg Rich and his friends are languishing in prison, having fallen into a trap set by Milady and the prince of Condé. But Greg didn’t come to the 17th century to sit in a jail cell and await execution....

Teddy Fitzroy returns as FunJungle’s resident sleuth when a lion is falsely accused of killing a distinguished dog in the latest novel in New York Times best-selling author Stuart Gibbs’s FunJungle series....

Tensions are running high when multibillionaire Lars Sjoburg is poisoned and demands to go home, and everyone is looking to Dash Gibson to solve the case....

When someone takes aim at Rhonda Rhino, FunJungle's pregnant (and endangered) Asian greater one-horned rhinoceros, the zoo steps up security measures....

School troublemaker Vance Jessup thinks Teddy Fitzroy's home at Fun Jungle, a state-of-the-art zoo and theme park, is the perfect place for a cruel prank....

Like his fellow lunarnauts 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....

Teddy Fitzroy returns as FunJungle's resident sleuth when the zoo's newest addition goes missing....

When Nina Stack, the commander of Moon Base Alpha, mysteriously vanishes, the Moonies are at a total loss. Though he may be just 12 years old, Dashiell Gibson is the best detective they've got....

Charlie searches for Isaac Newton's secret treasure across Europe and Australia....

Charlie Thorne is a genius. Charlie Thorne is a renegade. Charlie Thorne isn’t going down without a fight. After tracking down incredible discoveries by Einstein and Darwin, Charlie is back....

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....

Having assumed the identity of a young D’Artagnan, Greg Rich is beginning to get the hang of things in 1615 Paris. But he hasn’t figured out how to get home yet. Or how to defeat the dangerous Michel Dinicoeur, who has made it his mission to destroy Greg, Athos, Aramis, and Porthos....

Join Tim and his friends on a treacherous journey across the seas in the laugh-out-loud funny third book of the New York Times bestselling Once Upon a Tim chapter book series from Spy School author Stuart Gibbs.

Ben Ripley has been caught in the snares of SPYDER more than once and knows to be suspicious of anything that seems too good to be true. So when Murray Hill offers to hand over the SPYDER elite, Ben knows there must be something going on. But his hesitation doesn’t stop the assignment....