





The Heroes of Olympus
6 books
The Heroes of Olympus series by Rick Riordan and Robert Venditti has 5 books. Start with The Lost Hero (2010), then read the rest in the order below.
The Heroes of Olympus reading order

The Lost Hero
Rick Riordan
Jason Grace wakes up with no memory of his past, only to find himself on a bus with two strangers, Piper McLean and Leo Valdez, and a satyr named Coach Hedge. A sudden storm transports them to Camp Half-Blood, where they discover they are demigods with powerful destinies. Tasked by the gods to rescue Hera, they embark on a perilous quest filled with mythical creatures, ancient prophecies, and the looming threat of powerful giants. As they navigate their newfound identities and confront formidable enemies, these three unlikely heroes must learn to trust each other and harness their unique abilities to save the world.

The Lost Hero the Graphic Novel
Rick Riordan, Robert Venditti
When Jason wakes at Camp Half-Blood with no memory of his past, he joins Piper and Leo—each carrying secrets of their own—on a perilous quest aboard a flying dragon. Their mission leads them across a world threatened by a newly awakened evil, while Piper’s visions point to a fiery giant holding her father captive and Jason struggles to understand his mysterious connection to the gods. As monsters, prophecies, and dangerous choices close in, the three young heroes must learn to trust one another and uncover the truth before the Winter Solstice. Adapted into dynamic graphic-novel form, this thrilling adventure explores friendship, identity, courage, and the power of choosing who you are.

The Son of Neptune
Rick Riordan
Percy Jackson's twentieth century is not going as planned. He's been having visions of a new threat, and now he's woken up with amnesia at a camp for demigods he doesn't remember. With the help of new friends, Percy must embark on a perilous quest across the country to find the missing god, Saturn, before the giants can awaken their mother, Gaea, and destroy the world. The fate of Olympus, and indeed the world, rests on his shoulders.

The Mark of Athena
Rick Riordan
The Greek and Roman demigods must finally unite as the Argo II launches a dangerous quest across the ancient world. Guided by a prophecy and the mysterious Mark of Athena, Annabeth, Percy, Jason, Piper, Leo, Hazel, and Frank face monsters, rivalries, and a powerful enemy whose plans could awaken the earth goddess Gaea. As tensions between the two camps threaten to derail their mission, the heroes must learn to trust one another while confronting the legacies of their gods and the burdens of their own identities. Fast-paced, humorous, and rich with classical mythology, the novel blends thrilling adventure with themes of friendship, courage, loyalty, and unity.

The House of Hades
Rick Riordan
The demigods of the Argo II face their greatest challenge yet as the earth mother, Gaea, and her formidable giants rise to power. With the Feast of Spes looming and the potential sacrifice of two demigods threatening to awaken Gaea, the heroes must race against time to prevent an apocalyptic battle. As visions of a devastating conflict at Camp Half-Blood plague them and the Roman legion advances, the crew faces impossible choices. Torn between returning a sacred artifact and confronting Gaea directly, these young heroes must find the courage to persevere against overwhelming odds, knowing that failure means the end of everything.

The Blood of Olympus
Rick Riordan
The seven demigods of the prophecy race across Greece aboard the Argo II in a desperate effort to stop Gaea, the primordial earth goddess, before she can destroy Olympus and the mortal world. As ancient enemies, divine forces, and long-buried conflicts converge, the heroes must rely on courage, ingenuity, and the hard-won bonds between Greek and Roman demigods. Blending high-stakes mythology, humor, action, and themes of friendship, sacrifice, identity, and unity, this thrilling conclusion brings the Heroes of Olympus saga to its climactic battle.