The Lightning Thief: The Graphic Novel (Percy Jackson & the Olympians, Book 1) Description Features: Product Details: Publisher ‏ : ‎ Disney Hyperion; Illustrated edition (October 12, 2010) Language ‏ : ‎ English Paperback ‏ : ‎ 128 pages ISBN-10 ‏ : ‎ 1423117107 ISBN-13 ‏ : ‎ 00 Reading age ‏ : ‎ 9 - 12 years, from customers Lexile measure ‏ : ‎ GN470L Grade level ‏ : ‎ 5 - 9 Item Weight ‏ : ‎ 10 ounces Dimensions ‏ : ‎ 6 x 0.33 x 8.99 inches