The classic first book about Percy Jackson, the troubled boy who discovers he is the son of Poseidon, and his adventures with demigods, monsters, and Greek gods. This classic by #1 New York Times best selling author Rick Riordan has sold millions of copies throughout the world. It has appeared on the New York Times bestseller list for more than 10 years. Read in classrooms across the United States. Brings Greek mythology to life for modern readers. Funny and fast-paced. Percy Jackson is a good kid, but he can't seem to focus on his schoolwork or control his temper. And lately, being away at boarding school is only getting worse—Percy could have sworn his pre-algebra teacher turned into a monster and tried to kill him.