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Percy Jackson and the Olympians series. He also wrote the Tres Navarre mystery series for adults and helped to edit Demigods and Monsters, a collection of essays on the topic of his Percy Jackson series. He published "Maze of Bones" for Scholastic which is the first in The 39 Clues series of books. Also for The 39 Clues series, he is helped develop the 10 book story arc.Riordan is the multi-award-winning author of the Tres Navarre mystery series for adults and the #1 New York Times best-selling Percy Jackson and the Olympians series for children.

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16y ago

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