Several websites with free online books have stories that are appropriate for third graders, including Merpy.com, Room 108 and the International Children's Digital Library. Storyline Online, presented by the Screen Actors Guild Foundation, has a large collection of free children's stories that are read aloud by actors and actresses.
Merpy.com is a kid-friendly website centered on a spooky character named Merpy. The site features games, printables and animated stories to read.
Room 108 has a diverse selection of online books for all ages. Third graders may enjoy "Don't Eat Your Dinner" or "One Hundred and Twenty Loose Teeth." Both stories include comprehension quizzes at the end.
The International Children's Digital Library publishes classic children's literature from around the world and has advanced search features to find books by language or age level.