Rick Riordan

After learning that the father he never knew is Poseidon, God of the Sea, Percy Jackson is transferred from boarding school to Camp Half-Blood, a summer camp for demigods, and becomes involved in a quest to prevent a catastrophic war between the gods.

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.

After angering his father Zeus, the god Apollo is cast down from Olympus. He must learn to survive in the modern world until he can somehow find a way to regain Zeus's favor--

Magnus Chase, a homeless boy living in Boston, finds out he is the son of a Norse god.

"In his penultimate adventure, a devastated but determined Apollo travels to Camp Jupiter, where he must learn what it is to be a hero, or die trying"--

In this story inspired by Jules Verne's "20,000 Leagues Under the Sea," Ana Dakkar, a freshman at Harding-Pencroft Academy, a five-year high school that graduates the best marine scientists, naval warriors, navigators, and underwater explorers in the world, makes astounding discoveries about her heritage and puts her leadership skills to the test against deadly enemies from a rival school.

During the reading of their grandmother's will, Dan and Amy Cahill learn that their family is one of the world's most powerful--and the source of that power is hidden around the world in the form of 39 clues. The siblings are soon caught in a dangerous race, in this first of a groundbreaking interactive new series.

Nico, the son of Hades, and his boyfriend Will, the son of Apollo, travel to Tartarus, the deepest, darkest part of the Underworld, as they attempt to rescue an old friend.

Best-selling author Rick Riordan presents ten new stories—including one of his own—about beloved heroes that sprang from the imaginations of some of the best middle grade authors working today. "I hope you enjoy your trip through the multiverse mansion as much as I did. The real danger is that once you start exploring all the wonders herein, you may want to stay forever."—Rick Riordan A cave monster . . . an abandoned demon . . . a ghost who...

Carter and Sadie, offspring of the brilliant Egyptologist Dr. Julius Kane, embark on a worldwide search for the Book of Ra, but the House of Life and the gods of chaos are determined to stop them. Carter Kane and his sister must prevent the chaos snake Apophis from breaking free in a few days' time or the world will come to an end. To have any chance of battling these Forces of Chaos, the Kanes must revive the sun god Ra.