Rick Riordan

After angering his father, Zeus, the god Apollo is cast down from Olympus. Now a weak and disoriented teenage boy in New York City, the four-thousand-year-old deity can think of only one place to go... an enclave of modern demigods known as Camp Half-Blood.

The long-awaited prophecy surrounding Percy Jackson's sixteenth birthday unfolds as he leads an army of young demigods to stop Kronos in his advance on New York City, while the Olympians struggle to contain the rampaging monster, Typhon.

"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"--

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.

Despite their best efforts, Carter and Sade Kane can't seem to keep Apophis, the chaos snake, down. Their only hope: find an ancient spell that might turn the serpent's own shadow into a weapon.

Minutes before she died Grace Cahill changed her will, leaving her descendants an impossible decision: "You have a choice - one million dollars or a clue." Grace is the last matriarch of the Cahills, the world's most powerful family. Everyone from Napoleon to Houdini is related to the Cahills, yet the source of the family power is lost. 39 clues hidden around the world will reveal the family's secret, but no one has been able to assemble them. Now...

From award-winning author Rick Riordan comes a dark and thrilling Tres Navarre mystery. Newly married and about to be a father, Tres gives up the dangerous life of a private detective. But while honeymooning on Rebel Island, he discovers a dead body that triggers memories of his own shady past.

As the son of Hades, Nico di Angelo has been through so much, from the premature deaths of his mother and sister, to being outed against his will, to losing his friend Jason during the trials of Apollo. But there is a ray of sunshine in his life-literally: his boyfriend, Will Solace, the son of Apollo. Together the two demigods can overcome any obstacle or foe. At least, that's been the case so far ... Now Nico is being plagued by a voice calling...

"Grace is the last matriarch of the Cahills, the world's most powerful family. Everyone from Marie Curie to Harry Houdini is related to the Cahills, yet the source of the family's power is lost. 39 Clues hidden around the world will reveal the family's secret, but no one has been able to assemble them. Now the clues race is on, and siblings Amy and Dan must decide what's important: hunting clues or uncovering what really happened to their parents."--Back...

Best-selling author Rick Riordan presents ten new stories including one of his own about beloved heroes that sprang from the imaginations of some of the best middle grade authors working today. I hope you enjoy your trip through the multiverse mansion as much as I did. The real danger is that once you start exploring all the wonders herein, you may want to stay forever. Rick Riordan A cave monster... an abandoned demon... a ghost who wants to erase...