Book- The Lost Hero (Heroes of Olympus, Book 1)Rick Riordan

hardcover Book- The Lost Hero (Heroes of Olympus, Book 1)Rick RiordanPublishe: ‎Disney Hyperion; Reprint edition (April 3, 2012) Language ‎English Paperback ‎592 pages ISBN-10 ‎1423113462 ISBN-13 ‎978-1423113461 Reading age ‎9+ years, from customers Grade level ‎5 - 9 Item Weight ‎13.8 ounces Dimensions ‎8.5 x 5..80 x 1.75 inches Best Sellers Rank #9,534 in Books (See Top 100 in Books) #192 in Children's Folk Tales & Myths (Books)