<P> Riordan 's first full - length novel was Big Red Tequila , which became the first book in the Tres Navarre series . His big breakthrough was The Lightning Thief ( 2005 ) , the first novel in the five - volume Percy Jackson series , which placed a group of adolescents in a Greco - Roman mythological setting . Since then , Riordan has written The Kane Chronicles trilogy and The Heroes of Olympus series . The Kane Chronicles ( 2010 - 2012 ) focused on Egyptian mythology ; The Heroes of Olympus was the sequel to the Percy Jackson series . Riordan also helped Scholastic Press develop The 39 Clues series and its spinoffs , and penned its first book , The Maze of Bones ( 2008 ) . His most recent publications are three books in the Magnus Chase and the Gods of Asgard series , based on Norse mythology . The first book of his The Trials of Apollo series based on Greek mythology , The Hidden Oracle , was released in May 2016 . </P>
<P> Riordan 's first full - length novel was Big Red Tequila , which became the first book in the Tres Navarre series . His big breakthrough was The Lightning Thief ( 2005 ) , the first novel in the five - volume Percy Jackson series , which placed a group of adolescents in a Greco - Roman mythological setting . Since then , Riordan has written The Kane Chronicles trilogy and The Heroes of Olympus series . The Kane Chronicles ( 2010 - 2012 ) focused on Egyptian mythology ; The Heroes of Olympus was the sequel to the Percy Jackson series . Riordan also helped Scholastic Press develop The 39 Clues series and its spinoffs , and penned its first book , The Maze of Bones ( 2008 ) . His most recent publications are three books in the Magnus Chase and the Gods of Asgard series , based on Norse mythology . The first book of his The Trials of Apollo series based on Greek mythology , The Hidden Oracle , was released in May 2016 . </P>
what is the new percy jackson series called
what is the new percy jackson series called
The Heroes of Olympus
The Heroes of Olympus