Twelve-year-old Percy Jackson learns he is a demigod, the son of a mortal woman and Poseidon, god of the sea. His mother sends him to a summer camp for demigods where he and his new friends set out on a quest to prevent a war between the gods.

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.

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.

As almost thirteen-year-old Ben, a student at the CIA's academy for future intelligence agents, prepares to go to spy summer camp, he receives a death threat from the evil organization SPYDER.

Olive and Willow are happy campers! Or are they? Olive is sure she'll have the best time at summer camp with her friend Willow - but while Olive makes quick friends with the other campers, Willow struggles to form connections and latches on to the only person she knows - Olive. It's s'more than Olive can handle! The stress of being Willow's living security blanket begins to wear on Olive and before long... the girls aren't just fighting, they may...

In 1941, fifteen-year-old Lina, her mother, and brother are pulled from their Lithuanian home by Soviet guards and sent to Siberia, where her father is sentenced to death in a prison camp while she fights for her life, vowing to honor her family and the thousands like hers by burying her story in a jar on Lithuanian soil. Based on the author's family, includes a historical note.

For fourteen-year-old budding artist Minoru Ito, her two brothers, her friends, and the other members of the Japanese-American community in southern California, the three months since Pearl Harbor was attacked have become a waking nightmare: attacked, spat on, and abused with no way to retaliate--and now things are about to get worse, their lives forever changed by the mass incarcerations in the relocation camps.

At Camp Whatsitooya, twins Joules and Kevin and new friend Nelson face off against large, rabbit-like creatures from the Mallow Galaxy who thrive on sugar, but are not above hypnotizing and eating human campers.

"Clay's adventures at a magical camp continue as he befriends a new ally and faces new adversaries in his journey to find his magical talent and solve new mysteries of Price Island"--

Ralph runs away looking for freedom but winds up a prisoner at a summer camp.