Rick Riordan

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 evil Titan lord Kronos draws near.

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, keeping one step ahead of the police and the truant officers. One day, he is tracked down by a man he's never met -- a man his mother claimed was dangerous. The man 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,...

"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 Magnus Chase and his friends can't retrieve the hammer quickly, the mortal worlds will be defenseless against an onslaught of giants. Ragnarok will begin. The Nine Worlds will burn. Unfortunately, the only person who can broker a deal for...

Four short stories plus original art, interviews, puzzles, and games, reveal new insights into the world of Percy Jackson and the other heroes of Olympus.

"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"-- The Magnus Chase and the Gods of Asgard trilogy may have concluded, but we haven't heard the last of our favorite peeps from the Nine Worlds. Join Hearthstone, Blitzen, Samirah, Alex, Jack, T.J., Mallory, Halfborn, and more on a hilarious and unforgettable...

"A can't-live-without guide for guests of the Hotel Valhalla, this volume contains facts about the Norse gods as well as other characters and creatures you might encounter if you are fortunate enough to be chosen as one of Odin's brave warriors"--

Leaving the relative safety of the demigod training ground with his companions, 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.

"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 frombloodthirsty 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...

In Silver Springs, Arizona, her mother's stories of the monstrous La Llorona are thrilling but unbelievable to science-loving Paola until she and her best friends Dante and Emma take a walk through a cactus field near the Gila River.

After discovering a secret that makes him question the honor of being the son of Poseidon, demi-god Percy Jackson journeys into the Sea of Monsters in an attempt to save Camp Half-Blood.