The lightning thief —Riordan, Rick, author.

After learning that he is the son of a mortal woman and Poseidon, god of the sea, twelve-year-old Percy is sent to a summer camp for demigods like himself, and joins his new friends on a quest to prevent a war between th...

The Sea of Monsters —Riordan, Rick, author.

Demi-god Percy Jackson and his friends must journey into the Sea of Monsters to save their camp. But first Percy will discover a secret that makes him wonder whether being claimed as Poseidon's son is an honor or a cruel...

The house of Hades —Riordan, Rick, author.

"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"--Provided by publisher.

The Titan's curse —Riordan, Rick, author.

When the goddess Artemis disappears while hunting a rare, ancient monster, a group of her followers joins Percy and his friends in an attempt to find and rescue her before the winter solstice, when her influence is neede...

The son of Neptune —Riordan, Rick, author.

After three demigods named Jason, Piper, and Leo visit Camp Half-Blood, they inherit a quest: to free Hera, a prisoner of Gaia. But who are the other four demigods mentioned in prophesy who will join them in their quest?...

The mark of Athena —Riordan, Rick, author.

"The Greek and Roman demigods will have to cooperate in order to defeat the giants released by the Earth Mother, Gaea. Then they will have to sail together to the ancient land--Greece itself--to find the Doors of Death"-...

The blood of Olympus —Riordan, Rick, author.

"The Greek and Roman demigods must simultaneously prevent the earth mother, Gaea, from waking and stop war from breaking out at Camp Half-Blood"-- Provided by publisher.

The battle of the Labyrinth —Riordan, Rick, author.

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 evi...

The dark prophecy —Riordan, Rick, author.

Leaving the safety of the demigod training ground, a disgraced Apollo embarks on a quest across North America to find a dangerous ancient-world Oracle while navigating the challenges of the evil Triumvirate.

The burning maze —Riordan, Rick, author.

The Greek god Apollo, cast down to earth as the ungifted human teenager Lester Papadopoulos, and his demigod friends must go through the Labyrinth to find the third emperor--and an Oracle who speaks in word puzzles--some...

The last Olympian —Riordan, Rick, author.

While the Olympians struggle to contain the rampaging monster Typhon, Kronos begins his advance on New York City, where Mount Olympus stands virtually unguarded. Now it's up to Percy Jackson and an army of young demigods...

The sword of summer —Riordan, Rick, author.

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

The tower of Nero —Riordan, Rick, author.

The battle for Camp Jupiter is over. New Rome is safe. Tarquin and his army of the undead have been defeated. Somehow Apollo has made it out alive, with a little bit of help from the Hunters of Artemis. But though the ba...

The hammer of Thor —Riordan, Rick, author.

"Thor's hammer is missing again. The thunder god has a disturbing habit of misplacing his weapon--the mightiest force in the Nine Worlds. But this time the hammer isn't just lost, it has fallen into enemy hands. If Magnu...

The hidden oracle —Riordan, Rick, author.

"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"--Provided by publisher.

The tyrant's tomb —Riordan, Rick, author.

"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"-- Provided by publisher.

The red pyramid —Riordan, Rick, author.

After their father's research experiment at the British Museum unleashes the Egyptian god Set, Carter and Sadie Kane embark on a dangerous journey across the globe -- a quest which brings them ever closer to the truth ab...

The Ship of the Dead —Riordan, Rick, author.

Magnus and his friends set sail for the farthest borders of Jotunheim and Niflheim in pursuit of Asgard's greatest threat, Loki's demonic ship full of zombies.

The throne of fire —Riordan, Rick, author.

9 from the Nine Worlds —Riordan, Rick, author.

"Beloved characters from the Magnus Chase and the Gods of Asgard series star in these hilarious and inventive new short stories, each set in a different one of the Nine Worlds from Norse mythology"-- Provided by publishe...