Quick answers

What is Percy Jackson and the Olympians, Books I-III about?

Contains: BOOK 1: THE LIGHTNING THIEF BOOK 2: THE SEA OF MONSTERS BOOK 3:THE TITAN'S CURSE

When was Percy Jackson and the Olympians, Books I-III published?

Percy Jackson and the Olympians, Books I-III was published in 2008.

Who made Percy Jackson and the Olympians, Books I-III?

Percy Jackson and the Olympians, Books I-III was written by Rick Riordan.