Which books did Rick riodan write?

Answer 1

PERCY JACKSON AND THE OLYMPIANS

1. the lightning thief

2. the sea of monsters

3. the titans curse

4. the battle of the labyrinth

5. the last olympian

Answer 2

For children he wrote the Percy Jackson series and the first book in the 39 Clues series, "The Maze of Bones." He also wrote the Tres Navarre series for adults and the not yet published Red Pyramid and the second Camp Half-Blood series.