In this New York Times bestselling novel the moon base commander has gone missing and Dash Gibson is on the case. The second mind-boggling mystery of the Moon Base Alpha series from beloved author Stuart Gibbs.There’s nowhere to hid...

The first book in the thrilling time travel adventure trilogy from New York Times bestselling Spy School author Stuart Gibbs—now with a brand-new look!Before they were legends, they were friends. All for one and one for all!On a fam...

Can an undercover nerd become a superstar agent? Ben Ripley sure hopes so—and his life may depend on it!Ben Ripley may only be in middle school, but he's already pegged his dream job: C.I.A. or bust. Unfortunately for him, his perso...

Twelve-year-old Theodore "Teddy" Roosevelt Fitzroy has murder on his hands and trouble on his tail. He believes that Henry, the hippopotamus at the brand-new FunJungle, has been murdered. The zoo's top brass claim the hippo ...

“Fast-paced, smart, and action-packed...a real page-burner.”—Chris Grabenstein, #1 New York Times bestselling author of the Mr. Lemoncello’s Library series\r\n \r\nFrom New York Timesbestselling author Stuart G...

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 bestselling author Stuart Gibbs's FunJungle series.For once, operations at the en...

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 ...

Superspy middle schooler Ben Ripley is finally going to take SPYDER down, once and for all, in this latest addition to the New York Timesbestselling Spy School series. Stranded in Mexico after nearly capturing the leaders of SPYDER,...

The past, present, and future are all at stake in this final book in the thrilling time travel adventure trilogy from New York Times bestselling author Stuart Gibbs. Now with a brand-new look!Greg Rich should feel invincible. After al...

A New York Times bestselling series.Tensions are running high when multi-billionaire Lars Sjoburg is poisoned and everyone is looking to Dash Gibson to solve the case in this third and final book in the New York Times bestselling Moon...

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

Teddy Fitzroy returns as FunJungle's resident zoo sleuth when a rhinoceros is at risk in Big Game, a follow-up to Belly Up and Poached—which Kirkus Reviews called a "thrill-ride of a mystery."When someone takes aim at Rhon...

In this third installment of the New York Timesbestselling Charlie Thorne series—which #1 New York Timesbestselling author Chris Grabenstein called “a real page-burner”—Charlie tracks down Cleopatra’s gre...

In this sequel to the New York Times bestselling Charlie Thorne and the Last Equation—which #1 New York Times bestselling author Chris Grabenstein called “a real page-burner”—Charlie searches for Charles Darwin...

When Ben gets kicked out of the CIA's spy school, he enrolls with the enemy. From New York Times bestselling author, Stuart Gibbs, this companion to the Edgar Award–nominated Spy School and Spy Camp is rife with action, adventure, a...

New York Times bestselling authorTeddy Fitzroy returns as FunJungle's resident sleuth when the zoo's newest addition goes missing—before she even arrives!—in the latest novel in New York Times bestselling author Stuart Gibbs's Fun...

Teddy Fitzroy's back for another zoo mystery—this time it's a koala caper—in this action-packed follow-up to Belly Up that SLJ called a "whopper of a whodunit that delivers plenty of suspects, action, slapstick, gross bodily ...

It's a murder mystery on the moon in this humorous and suspenseful space adventure from the author of Belly Up and Spy School that The New York Times Book Review called "a delightful and brilliantly constructed middle grade thril...

Ben is taken to Mexico by his nemesis in the hopes that he'll finally be able to take down SPYDER in this latest addition to the New York Times bestselling Spy School series.Thirteen-year-old Ben Ripley has been caught in the snares o...

In the tenth book in the New York Times bestselling Spy School series, Ben Ripley races against time and across state lines—by car, train, boat, and plane—to avoid his new cyber enemies and track down Murray Hill. Ben R...

In the eighth book in the New York Times bestselling Spy School series, Ben Ripley faces the Croatoan—a new evil organization that’s so mysterious, the only proof it exists is from the American Revolution.With SPYDER defe...

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 fie...

Can an undercover nerd become a superstar secret agent? The first book in Stuart Gibbs’s New York Timesbestselling Spy School series is now a graphic novel! Ben Ripley may only be in middle school, but he’s already pegg...

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 th...

In the latest novel in New York Timesbestselling 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 mil...

In the eighth novel in New York Times bestselling Stuart Gibbs’s FunJungle series, Teddy Fitzroy returns as FunJungle’s resident sleuth to find the culprits behind a blown-up whale and a string of beach sand thefts. Aft...