Will the Greek god Apollo, cast down to Earth in the pathetic mortal form of a teenager named Lester Papadopoulos, finally regain his place on Mount Olympus? Lester's demigod friends at Camp Jupiter just helped him survive attacks from bloodthirsty ghouls, an evil Roman king and his army of the undead, and the lethal emperors Caligula and Commodus. Now the former god and his demigod master Meg must follow a prophecy uncovered by Ella the harpy. Lester's...

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.

As they are about to go on stage, Joe, Fred, and Sam are transported back to the time of Zeus and the other gods in Greek mythology, who, strangely enough, behave much as the characters in the trio's class play.

"Percy Jackson is about to be kicked out of boarding school ... again. And that's the least of his troubles. Lately, mythological monsters and the gods of Mount Olympus seem to be walking straight out of the pages of Percy's Greek mythology textbook and into his life. And worse, he's angered a few of them. Zeus's master lightning bolt has been stolen, and Percy is the prime suspect. Now Percy and his friends have just ten days to find and return Zeus's...

Pallas, the daughter of Triton and messenger of the sea, enrolls at Mount Olympus Academy.

During a secret trip to the Immortal Marketplace, Clotho, one of the three Fates, risks revealing her identity and if that were not enough, she must face up to an old mistake she made several years ago that could mess up a mortal's whole life

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.

"When Titans Astraea and Zephyr find a human boy on their world, they must figure out how he got there and why. What they uncover is a plot to take over Titus and ultimately the universe"--

The fourteen Olympians follow rumors of the Titans' escape to Olympus, but just as they reach the sea the group encounters Gaia, who offers her help in defeating Cronus. Gaia is on the side of the Olympians, partly because she believes that they will be better for the planet than Cronus, but also because she is angry with her son. He has imprisoned his three brothers: Briar, Kottos, and Gyes. She says if the Olympians free them from Tartarus, they...

Persephone enlists the help of Athena to convince the powerful Zeus to give her the gift of good luck so she can help her favorite flowers grow big and strong.