Magnus Chase has always been a troubled kid. Since his mother's mysterious death, he's lived alone on the streets of Boston, surviving by his wits. One day he's tracked down by an uncle he's never met - who tells him an impossible secret: Magnus is the son of a Norse god. The Viking myths are true. The gods of Asgard are preparing for war. Trolls, giants and worse monsters are stirring for doomsday. To prevent Ragnarok, Magnus must search the Nine Worlds for a weapon that has been lost for thousands of years.

Penguin presents the unabridged, downloadable audiobook edition of The Hidden Oracle: The Trials of Apollo, Book One, by Rick Riordan, read by Robbie Daymond. How do you punish an immortal? By making him human. After angering his father, Zeus, the god Apollo is cast down from Olympus. Weak and disorientated, he lands in New York City as a regular teenage boy.

The former God Apollo is having a pretty rough time of it. Well, for one thing, he's called Lester. But being an awkward mortal teenager is the least of his worries. Though he and his friends (some of them) have emerged from the Burning Maze, they still have a triumvirate to defeat, oracles to rescue and prophecies to decipher so that the world may be saved, and Lester can become Apollo once again. But right now, Caligula is sailing to San Francisco to deal with Camp Jupiter personally, and they have to get their first. Or risk its destruction.....

Carter and Sadie Kane's dad is a brilliant Egyptologist with a secret plan that goes horribly wrong. An explosion shatters the ancient Rosetta stone and unleashes Set, the evil god of chaos. Set imprisons Dr Kane in a golden coffin and Carter and Sadie must run for their lives. To save their dad, they embark on a terrifying quest from Cairo to Paris to the American Southwest and discover the truth about their family’s connection to the House of Life: an Egyptian temple of magic that has existed for thousands of years.

After saving Olympus from the evil Titan lord, Kronos, Percy and friends have rebuilt their beloved Camp Half-Blood, where the next generation of demigods must now prepare for a chilling prophecy of their own.... In a brand-new series from blockbuster best-selling author Rick Riordan, fans return to the world of Camp Half-Blood. Here, a new group of heroes will inherit a quest. But to survive the journey, they'll need the help of some familiar demigods.