Stuart Gibbs

"Superspy middle schooler Ben Ripley and his friends go off the grid to eliminate a cybersecurity threat"-- Provided by publisher. "After a devious computer hacker pulls off the CIA's worst-case scenario, shutting down power networks all over the world, Ben and his fellow spies-in-training are forced to make a harrowing emergency landing of their plane in Indonesia. While chaos begins to erupt around the planet, Ben deduces that his team is closer...

While on a mission aboard the The Emperor of the Seas, Ben Ripley faces off against his arch enemy, Murray Hill, on the high seas and quickly finds himself in hot water as things take a dangerous turn.

The CIA forces twelve-year-old Charlotte "Charlie" Thorne, a rebellious genius, to use her code-breaking skills on an epic global chase to locate Einstein's last equation before dangerous agents discover it and unlock the solution to harnessing energy.-- Provided by Publisher.

"Charlie Thorne must search for Charles Darwin's hidden treasure in South America--with plenty of enemies hot on her trail"-- Provided by publisher.

Thirteen-year-old Ben Ripley is assigned to protect the president from an assassination attempt in his first solo mission during his second year at Spy School, but he may be in over his head.

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.

"When Greg and the Musketeers return to Paris and find the city under siege, they leap into action to prevent King Louis from being overthrown and history from being changed forever"-- Provided by publisher.

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.

Resident sleuth Teddy Fitzroy is on the case to find a missing African elephant and clear his friend Xavier of vandalizing a bulldozer in protest of a builder ruining a beloved piece of land they call TurtleTown.

When a baby gorilla is stolen from an orphanage in Rwanda, Teddy, his parents and an old family friend find themselves in a race against time to save it.