When demonic cheerleaders invade his high school, Percy Jackson hurries to Camp Half Blood, from whence he and his demigod friends set out on a quest through the Labyrinth, while the war between the Olympians and the evil Titan lord Kronos draws near.

Jason, Piper, and Leo, three students from a school for "bad kids," find themselves at Camp Half-Blood, where they learn that they are demigods and begin a quest to free Hera, who has been imprisoned by Mother Earth herself.

"Greek and Roman demigods from the Prophecy of Seven must work together to seal the Doors of Death--and help Percy and Annabeth escape the Underworld in the process"--

Demigod Percy Jackson, still with no memory, and his new friends from Camp Jupiter, Hazel and Frank, go on a quest to free Death, but their bigger task is to unite the Greek and Roman camps so that the Prophecy of Seven can be fulfilled.

Although Avery cannot eat the right grub, is allergic to horses, and gets rope burns from lassos, he learns at camp that he is uniquely qualified in the most important cowboy quality.

Thirteen-year-old Danny must prove himself all over again for a disapproving coach and against new rivals at a summer basketball camp.

Froggy goes to a sleep-away camp, where all of his fun seems to cause trouble for the camp's director.

A hurricane ends A.J.'s family vacation in Bermuda early and he and his family are forced to stay at Andrea's house for a week, where he constantly fights with Andrea and has to go back-to-school shopping. Then, when their parents send them to the weirdest day camp ever, A.J., Andrea, and the rest of the gang are determined to make this a summer they will never forget.

When Buster the dog's owner goes away for a few days, he sends Buster to Sagebrush Kennels for Cowboy Camp, where Buster is homesick at first, but then has fun herding balls into the corral, gathering sticks for a campfire, and making wanted posters withhis pawprints.

Fuchsia Fierce was a quiet, shy, and timid girl--until she spent a summer at Camp Confidence, and learned just how much she could accomplish when she tried.