Who will be the youngest person ever to climb Mount Everest? It's the ultimate test of endurance and skill. The mountain has claimed the lives of many adults. Now kids are going to compete to break the record. Some are not ready for what they will face. And some will stop at nothing to reach the top. Dominic, Chris, Perry, Tilt, Sammi, Bryn, and Cameron compete with each other to be selected as part of a team of teenage climbers with the goal of ascending...

One man holds the key to freeing Aidan and Meg Falconer's parents from prison: and they must cross the country to try to catch him . . . even as the FBI tries to catch them first.

Accused of ruining a champion dog's career after an unfortunate incident at a mall show, Luthor is sent to the pound, prompting a skeptical Griffin to hatch a daring plan involving a sinister saboteur, a reclusive trainer, and large supply of red dye.

A million dollars, or a clue? Police report a break-in at an elite hotel, and the suspects sound suspiciously like Amy and Dan. There's a car and speedboat chase and an angry mob!

"Four kids are prepared to go into thin air in order to become the youngest person ever to climb Everest. But they are not prepared for the challenges that await them as they get closer to the summit. Supplies are low. Conditions are extreme. One of the kids is trying to sabotage the others. And then the storm hits ..."--P. [4] of cover.

As they continue their search for the 39 Clues in China, fourteen-year-old Amy is faced with a terrible dilemma when her eleven-year-old brother Dan suddenly disappears--keep on searching for the next Clue or try to find her brother.