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Curious kids build a loyal robotic reptile buddy that responds to gestures, changes colors, and automatically fires and retracts its tongue! This c...

Build and program a loyal robotic pal! Discover the world of robotics — an exciting, interdisciplinary field combining physics, engineering, and co...

“Combines Alex Rider’s espionage skills with a huge dose of the sarcasm of Artemis Fowl.” —School Library Journal Can an undercover nerd become a ...

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 th...

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 eli...

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 ...

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 mis...

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, an...

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,...