The lost hero /
Rick Riordan.
- 1st ed.
- New York : Disney/Hyperion Books, c2010.
- 557 p. ; 22 cm.
- Heroes of Olympus ; bk. 1 .
- Riordan, Rick. Heroes of Olympus ; bk. 1. .
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.