1. The Hunger Games (hardcover and paperback), by Suzanne Collins
2. The 39 Clues (hardcover), by Margaret Peterson Haddix, et. al, Scholastic
New in Series: Into the Gauntlet
3. Percy Jackson and the Olympians (hardcover and paperback), by Rick Riordan, Miramax
4. Magic Tree House (hardcover and paperback), by Mary Pope Osborne, Sal Murdocca (Illus.), Random House
5. Pretty Little Liars (hardcover and paperback), by Sara Shepard, Harper
6. Diary of a Wimpy Kid (hardcover), by Jeff Kinney, Amulet
7. Harry Potter (hardcover and paperback), by J.K. Rowling, Scholastic/Arthur A. Levine Books
8. Twilight (hardcover and paperback), by Stephenie Meyer, Little Brown
9. The Kane Chronicles (hardcover), by Rick Riordan, Hyperion
10. Fancy Nancy I Can Read Series (paperback), by Jane O'Connor, Robin Preiss Glasser (Illus.), Harper
New in Series: Fancy Nancy and the Delectable Cupcakes