Hi Tim this is site http://tululu.ru were there are a lot of books, which you can read on-line. You should draw attention those categories Детская литература or Книги о любви, романы if it seems you difficult, You can try load some textbook for children on the link http://mirknig.com/index.php?do=gsearch&q=%D1%83%D1%87%D0%B5%D0%B1%D0%BD%D0%B8%D0%BA%20%D1%87%D1%82%D0%B5%D0%BD%D0%B8%D0%B5