FunBrain

Go to Funbrain.com it has books online for grades Kindergarten through eighth grades.

I recommend Diary of a Wimpy Kid and The Cat That Broke the Internet's Back. Fun Brain has a variety of books for all interests. It also helps expand your vocabulary.

This is a good site with interesting books. I give Fun Brain.com a five star review and recommend it highly. They currently have 47 books, so you can't get bored!